Datasets:

alagaesia

/

spider_dev

like 0

battle_death

SELECT T2.id , T2.name FROM death AS T1 JOIN ship AS t2 ON T1.caused_by_ship_id = T2.id GROUP BY T2.id ORDER BY count(*) DESC LIMIT 1

What is the ship id and name that caused most total injuries?

CREATE TABLE "battle" ( "id" int, "name" text, "date" text, "bulgarian_commander" text, "latin_commander" text, "result" text, primary key("id") ); CREATE TABLE "ship" ( "lost_in_battle" int, "id" int, "name" text, "tonnage" text, "ship_type" text, "location" text, "disposition_of_ship" text, primary key("id"), foreign key (`lost_in_battle`) references `battle`("id") ); CREATE TABLE "death" ( "caused_by_ship_id" int, "id" int, "note" text, "killed" int, "injured" int, primary key("id"), foreign key ("caused_by_ship_id") references `ship`("id") );

CREATE TABLE battle (id INT, name TEXT, date TEXT, bulgarian_commander TEXT, latin_commander TEXT, result TEXT); CREATE TABLE ship (lost_in_battle INT, id INT, name TEXT, tonnage TEXT, ship_type TEXT, location TEXT, disposition_of_ship TEXT); CREATE TABLE death (caused_by_ship_id INT, id INT, note TEXT, killed INT, injured INT);

extra

battle_death

SELECT name FROM battle WHERE bulgarian_commander = 'Kaloyan' AND latin_commander = 'Baldwin I'

What are the distinct battle names which are between bulgarian commander 'Kaloyan' and latin commander 'Baldwin I'?

CREATE TABLE "battle" ( "id" int, "name" text, "date" text, "bulgarian_commander" text, "latin_commander" text, "result" text, primary key("id") ); CREATE TABLE "ship" ( "lost_in_battle" int, "id" int, "name" text, "tonnage" text, "ship_type" text, "location" text, "disposition_of_ship" text, primary key("id"), foreign key (`lost_in_battle`) references `battle`("id") ); CREATE TABLE "death" ( "caused_by_ship_id" int, "id" int, "note" text, "killed" int, "injured" int, primary key("id"), foreign key ("caused_by_ship_id") references `ship`("id") );

CREATE TABLE battle (id INT, name TEXT, date TEXT, bulgarian_commander TEXT, latin_commander TEXT, result TEXT); CREATE TABLE ship (lost_in_battle INT, id INT, name TEXT, tonnage TEXT, ship_type TEXT, location TEXT, disposition_of_ship TEXT); CREATE TABLE death (caused_by_ship_id INT, id INT, note TEXT, killed INT, injured INT);

medium

battle_death

SELECT count(DISTINCT RESULT) FROM battle

How many different results are there for the battles?

CREATE TABLE "battle" ( "id" int, "name" text, "date" text, "bulgarian_commander" text, "latin_commander" text, "result" text, primary key("id") ); CREATE TABLE "ship" ( "lost_in_battle" int, "id" int, "name" text, "tonnage" text, "ship_type" text, "location" text, "disposition_of_ship" text, primary key("id"), foreign key (`lost_in_battle`) references `battle`("id") ); CREATE TABLE "death" ( "caused_by_ship_id" int, "id" int, "note" text, "killed" int, "injured" int, primary key("id"), foreign key ("caused_by_ship_id") references `ship`("id") );

CREATE TABLE battle (id INT, name TEXT, date TEXT, bulgarian_commander TEXT, latin_commander TEXT, result TEXT); CREATE TABLE ship (lost_in_battle INT, id INT, name TEXT, tonnage TEXT, ship_type TEXT, location TEXT, disposition_of_ship TEXT); CREATE TABLE death (caused_by_ship_id INT, id INT, note TEXT, killed INT, injured INT);

easy

battle_death

SELECT count(*) FROM battle WHERE id NOT IN ( SELECT lost_in_battle FROM ship WHERE tonnage = '225' );

How many battles did not lose any ship with tonnage '225'?

CREATE TABLE "battle" ( "id" int, "name" text, "date" text, "bulgarian_commander" text, "latin_commander" text, "result" text, primary key("id") ); CREATE TABLE "ship" ( "lost_in_battle" int, "id" int, "name" text, "tonnage" text, "ship_type" text, "location" text, "disposition_of_ship" text, primary key("id"), foreign key (`lost_in_battle`) references `battle`("id") ); CREATE TABLE "death" ( "caused_by_ship_id" int, "id" int, "note" text, "killed" int, "injured" int, primary key("id"), foreign key ("caused_by_ship_id") references `ship`("id") );

CREATE TABLE battle (id INT, name TEXT, date TEXT, bulgarian_commander TEXT, latin_commander TEXT, result TEXT); CREATE TABLE ship (lost_in_battle INT, id INT, name TEXT, tonnage TEXT, ship_type TEXT, location TEXT, disposition_of_ship TEXT); CREATE TABLE death (caused_by_ship_id INT, id INT, note TEXT, killed INT, injured INT);

extra

battle_death

SELECT T1.name , T1.date FROM battle AS T1 JOIN ship AS T2 ON T1.id = T2.lost_in_battle WHERE T2.name = 'Lettice' INTERSECT SELECT T1.name , T1.date FROM battle AS T1 JOIN ship AS T2 ON T1.id = T2.lost_in_battle WHERE T2.name = 'HMS Atalanta'

List the name and date the battle that has lost the ship named 'Lettice' and the ship named 'HMS Atalanta'

CREATE TABLE "battle" ( "id" int, "name" text, "date" text, "bulgarian_commander" text, "latin_commander" text, "result" text, primary key("id") ); CREATE TABLE "ship" ( "lost_in_battle" int, "id" int, "name" text, "tonnage" text, "ship_type" text, "location" text, "disposition_of_ship" text, primary key("id"), foreign key (`lost_in_battle`) references `battle`("id") ); CREATE TABLE "death" ( "caused_by_ship_id" int, "id" int, "note" text, "killed" int, "injured" int, primary key("id"), foreign key ("caused_by_ship_id") references `ship`("id") );

CREATE TABLE battle (id INT, name TEXT, date TEXT, bulgarian_commander TEXT, latin_commander TEXT, result TEXT); CREATE TABLE ship (lost_in_battle INT, id INT, name TEXT, tonnage TEXT, ship_type TEXT, location TEXT, disposition_of_ship TEXT); CREATE TABLE death (caused_by_ship_id INT, id INT, note TEXT, killed INT, injured INT);

extra

battle_death

SELECT name , RESULT , bulgarian_commander FROM battle EXCEPT SELECT T1.name , T1.result , T1.bulgarian_commander FROM battle AS T1 JOIN ship AS T2 ON T1.id = T2.lost_in_battle WHERE T2.location = 'English Channel'

Show names, results and bulgarian commanders of the battles with no ships lost in the 'English Channel'.

CREATE TABLE "battle" ( "id" int, "name" text, "date" text, "bulgarian_commander" text, "latin_commander" text, "result" text, primary key("id") ); CREATE TABLE "ship" ( "lost_in_battle" int, "id" int, "name" text, "tonnage" text, "ship_type" text, "location" text, "disposition_of_ship" text, primary key("id"), foreign key (`lost_in_battle`) references `battle`("id") ); CREATE TABLE "death" ( "caused_by_ship_id" int, "id" int, "note" text, "killed" int, "injured" int, primary key("id"), foreign key ("caused_by_ship_id") references `ship`("id") );

CREATE TABLE battle (id INT, name TEXT, date TEXT, bulgarian_commander TEXT, latin_commander TEXT, result TEXT); CREATE TABLE ship (lost_in_battle INT, id INT, name TEXT, tonnage TEXT, ship_type TEXT, location TEXT, disposition_of_ship TEXT); CREATE TABLE death (caused_by_ship_id INT, id INT, note TEXT, killed INT, injured INT);

extra

battle_death

SELECT note FROM death WHERE note LIKE '%East%'

What are the notes of the death events which has substring 'East'?

CREATE TABLE "battle" ( "id" int, "name" text, "date" text, "bulgarian_commander" text, "latin_commander" text, "result" text, primary key("id") ); CREATE TABLE "ship" ( "lost_in_battle" int, "id" int, "name" text, "tonnage" text, "ship_type" text, "location" text, "disposition_of_ship" text, primary key("id"), foreign key (`lost_in_battle`) references `battle`("id") ); CREATE TABLE "death" ( "caused_by_ship_id" int, "id" int, "note" text, "killed" int, "injured" int, primary key("id"), foreign key ("caused_by_ship_id") references `ship`("id") );

CREATE TABLE battle (id INT, name TEXT, date TEXT, bulgarian_commander TEXT, latin_commander TEXT, result TEXT); CREATE TABLE ship (lost_in_battle INT, id INT, name TEXT, tonnage TEXT, ship_type TEXT, location TEXT, disposition_of_ship TEXT); CREATE TABLE death (caused_by_ship_id INT, id INT, note TEXT, killed INT, injured INT);

medium

student_transcripts_tracking

SELECT line_1 , line_2 FROM addresses

what are all the addresses including line 1 and line 2?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT line_1 , line_2 FROM addresses

What is the first and second line for all addresses?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT count(*) FROM Courses

How many courses in total are listed?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT count(*) FROM Courses

How many courses are there?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT course_description FROM Courses WHERE course_name = 'math'

How is the math course described?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT course_description FROM Courses WHERE course_name = 'math'

What are the descriptions for all the math courses?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT zip_postcode FROM Addresses WHERE city = 'Port Chelsea'

What is the zip code of the address in the city Port Chelsea?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT zip_postcode FROM Addresses WHERE city = 'Port Chelsea'

What is the zip code for Port Chelsea?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT T2.department_name , T1.department_id FROM Degree_Programs AS T1 JOIN Departments AS T2 ON T1.department_id = T2.department_id GROUP BY T1.department_id ORDER BY count(*) DESC LIMIT 1

Which department offers the most number of degrees? List department name and id.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

select t2.department_name , t1.department_id from degree_programs as t1 join departments as t2 on t1.department_id = t2.department_id group by t1.department_id order by count(*) desc limit 1

What is the name and id of the department with the most number of degrees ?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT count(DISTINCT department_id) FROM Degree_Programs

How many departments offer any degree?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT count(DISTINCT department_id) FROM Degree_Programs

How many different departments offer degrees?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT count(DISTINCT degree_summary_name) FROM Degree_Programs

How many different degree names are offered?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT count(DISTINCT degree_summary_name) FROM Degree_Programs

How many different degrees are offered?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT count(*) FROM Departments AS T1 JOIN Degree_Programs AS T2 ON T1.department_id = T2.department_id WHERE T1.department_name = 'engineer'

How many degrees does the engineering department offer?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT count(*) FROM Departments AS T1 JOIN Degree_Programs AS T2 ON T1.department_id = T2.department_id WHERE T1.department_name = 'engineer'

How many degrees does the engineering department have?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT section_name , section_description FROM Sections

What are the names and descriptions of all the sections?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT section_name , section_description FROM Sections

What are the names and descriptions for all the sections?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT T1.course_name , T1.course_id FROM Courses AS T1 JOIN Sections AS T2 ON T1.course_id = T2.course_id GROUP BY T1.course_id HAVING count(*) <= 2

What are the names and id of courses having at most 2 sections?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT T1.course_name , T1.course_id FROM Courses AS T1 JOIN Sections AS T2 ON T1.course_id = T2.course_id GROUP BY T1.course_id HAVING count(*) <= 2

What are the names and ids of every course with less than 2 sections?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT section_name FROM Sections ORDER BY section_name DESC

List the section_name in reversed lexicographical order.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT section_name FROM Sections ORDER BY section_name DESC

What are the names of the sections in reverse alphabetical order?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT T1.semester_name , T1.semester_id FROM Semesters AS T1 JOIN Student_Enrolment AS T2 ON T1.semester_id = T2.semester_id GROUP BY T1.semester_id ORDER BY count(*) DESC LIMIT 1

What is the semester which most student registered in? Show both the name and the id.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT T1.semester_name , T1.semester_id FROM Semesters AS T1 JOIN Student_Enrolment AS T2 ON T1.semester_id = T2.semester_id GROUP BY T1.semester_id ORDER BY count(*) DESC LIMIT 1

For each semester, what is the name and id of the one with the most students registered?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT department_description FROM Departments WHERE department_name LIKE '%computer%'

What is the description of the department whose name has the substring the computer?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT department_description FROM Departments WHERE department_name LIKE '%computer%'

What is the department description for the one whose name has the word computer?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT T1.first_name , T1.middle_name , T1.last_name , T1.student_id FROM Students AS T1 JOIN Student_Enrolment AS T2 ON T1.student_id = T2.student_id GROUP BY T1.student_id HAVING count(*) = 2

Who are enrolled in 2 degree programs in one semester? List the first name, middle name and last name and the id.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT T1.first_name , T1.middle_name , T1.last_name , T1.student_id FROM Students AS T1 JOIN Student_Enrolment AS T2 ON T1.student_id = T2.student_id GROUP BY T1.student_id HAVING count(*) = 2

What are the first, middle, and last names, along with the ids, of all students who enrolled in 2 degree programs in one semester?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT DISTINCT T1.first_name , T1.middle_name , T1.last_name FROM Students AS T1 JOIN Student_Enrolment AS T2 ON T1.student_id = T2.student_id JOIN Degree_Programs AS T3 ON T2.degree_program_id = T3.degree_program_id WHERE T3.degree_summary_name = 'Bachelor'

Who is enrolled in a Bachelor degree program? List the first name, middle name, last name.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

hard

student_transcripts_tracking

SELECT DISTINCT T1.first_name , T1.middle_name , T1.last_name FROM Students AS T1 JOIN Student_Enrolment AS T2 ON T1.student_id = T2.student_id JOIN Degree_Programs AS T3 ON T2.degree_program_id = T3.degree_program_id WHERE T3.degree_summary_name = 'Bachelor'

What are the first, middle, and last names for everybody enrolled in a Bachelors program?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

hard

student_transcripts_tracking

SELECT T1.degree_summary_name FROM Degree_Programs AS T1 JOIN Student_Enrolment AS T2 ON T1.degree_program_id = T2.degree_program_id GROUP BY T1.degree_summary_name ORDER BY count(*) DESC LIMIT 1

Find the kind of program which most number of students are enrolled in?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT T1.degree_summary_name FROM Degree_Programs AS T1 JOIN Student_Enrolment AS T2 ON T1.degree_program_id = T2.degree_program_id GROUP BY T1.degree_summary_name ORDER BY count(*) DESC LIMIT 1

What is the degree summary name that has the most number of students enrolled?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT T1.degree_program_id , T1.degree_summary_name FROM Degree_Programs AS T1 JOIN Student_Enrolment AS T2 ON T1.degree_program_id = T2.degree_program_id GROUP BY T1.degree_program_id ORDER BY count(*) DESC LIMIT 1

Find the program which most number of students are enrolled in. List both the id and the summary.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT T1.degree_program_id , T1.degree_summary_name FROM Degree_Programs AS T1 JOIN Student_Enrolment AS T2 ON T1.degree_program_id = T2.degree_program_id GROUP BY T1.degree_program_id ORDER BY count(*) DESC LIMIT 1

What is the program id and the summary of the degree that has the most students enrolled?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT T1.student_id , T1.first_name , T1.middle_name , T1.last_name , count(*) , T1.student_id FROM Students AS T1 JOIN Student_Enrolment AS T2 ON T1.student_id = T2.student_id GROUP BY T1.student_id ORDER BY count(*) DESC LIMIT 1

Which student has enrolled for the most times in any program? List the id, first name, middle name, last name, the number of enrollments and student id.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT T1.student_id , T1.first_name , T1.middle_name , T1.last_name , count(*) , T1.student_id FROM Students AS T1 JOIN Student_Enrolment AS T2 ON T1.student_id = T2.student_id GROUP BY T1.student_id ORDER BY count(*) DESC LIMIT 1

What is the first, middle, and last name, along with the id and number of enrollments, for the student who enrolled the most in any program?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT semester_name FROM Semesters WHERE semester_id NOT IN( SELECT semester_id FROM Student_Enrolment )

Which semesters do not have any student enrolled? List the semester name.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

hard

student_transcripts_tracking

SELECT semester_name FROM Semesters WHERE semester_id NOT IN( SELECT semester_id FROM Student_Enrolment )

What is the name of the semester with no students enrolled?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

hard

student_transcripts_tracking

SELECT DISTINCT T1.course_name FROM Courses AS T1 JOIN Student_Enrolment_Courses AS T2 ON T1.course_id = T2.course_id

What are all the course names of the courses which ever have students enrolled in?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT DISTINCT T1.course_name FROM Courses AS T1 JOIN Student_Enrolment_Courses AS T2 ON T1.course_id = T2.course_id

What are the names of all courses that have some students enrolled?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT T1.course_name FROM Courses AS T1 JOIN Student_Enrolment_Courses AS T2 ON T1.course_id = T2.course_id GROUP BY T1.course_name ORDER BY count(*) DESC LIMIT 1

What's the name of the course with most number of enrollments?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT T1.course_name FROM Courses AS T1 JOIN Student_Enrolment_Courses AS T2 ON T1.course_id = T2.course_id GROUP BY T1.course_name ORDER BY count(*) DESC LIMIT 1

What is the name of the course with the most students enrolled?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT T1.last_name FROM Students AS T1 JOIN Addresses AS T2 ON T1.current_address_id = T2.address_id WHERE T2.state_province_county = 'NorthCarolina' EXCEPT SELECT DISTINCT T3.last_name FROM Students AS T3 JOIN Student_Enrolment AS T4 ON T3.student_id = T4.student_id

Find the last name of the students who currently live in the state of North Carolina but have not registered in any degree program.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT T1.last_name FROM Students AS T1 JOIN Addresses AS T2 ON T1.current_address_id = T2.address_id WHERE T2.state_province_county = 'NorthCarolina' EXCEPT SELECT DISTINCT T3.last_name FROM Students AS T3 JOIN Student_Enrolment AS T4 ON T3.student_id = T4.student_id

What are the last name of the students who live in North Carolina but have not registered in any degree programs?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT T2.transcript_date , T1.transcript_id FROM Transcript_Contents AS T1 JOIN Transcripts AS T2 ON T1.transcript_id = T2.transcript_id GROUP BY T1.transcript_id HAVING count(*) >= 2

Show the date and id of the transcript with at least 2 course results.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT T2.transcript_date , T1.transcript_id FROM Transcript_Contents AS T1 JOIN Transcripts AS T2 ON T1.transcript_id = T2.transcript_id GROUP BY T1.transcript_id HAVING count(*) >= 2

What is the date and id of the transcript with at least 2 courses listed?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT cell_mobile_number FROM Students WHERE first_name = 'Timmothy' AND last_name = 'Ward'

What is the phone number of the man with the first name Timmothy and the last name Ward?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

select cell_mobile_number from students where first_name = 'timmothy' and last_name = 'ward'

What is the mobile phone number of the student named Timmothy Ward ?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT first_name , middle_name , last_name FROM Students ORDER BY date_first_registered ASC LIMIT 1

Who is the first student to register? List the first name, middle name and last name.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT first_name , middle_name , last_name FROM Students ORDER BY date_first_registered ASC LIMIT 1

What is the first, middle, and last name of the first student to register?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT first_name , middle_name , last_name FROM Students ORDER BY date_left ASC LIMIT 1

Who is the earliest graduate of the school? List the first name, middle name and last name.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT first_name , middle_name , last_name FROM Students ORDER BY date_left ASC LIMIT 1

What is the first, middle, and last name of the earliest school graduate?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT first_name FROM Students WHERE current_address_id != permanent_address_id

Whose permanent address is different from his or her current address? List his or her first name.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT first_name FROM Students WHERE current_address_id != permanent_address_id

What is the first name of the student whose permanent address is different from his or her current one?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT T1.address_id , T1.line_1 , T1.line_2 FROM Addresses AS T1 JOIN Students AS T2 ON T1.address_id = T2.current_address_id GROUP BY T1.address_id ORDER BY count(*) DESC LIMIT 1

Which address holds the most number of students currently? List the address id and all lines.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT T1.address_id , T1.line_1 , T1.line_2 FROM Addresses AS T1 JOIN Students AS T2 ON T1.address_id = T2.current_address_id GROUP BY T1.address_id ORDER BY count(*) DESC LIMIT 1

What is the id, line 1, and line 2 of the address with the most students?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT avg(transcript_date) FROM Transcripts

On average, when were the transcripts printed?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT avg(transcript_date) FROM Transcripts

What is the average transcript date?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT transcript_date , other_details FROM Transcripts ORDER BY transcript_date ASC LIMIT 1

When is the first transcript released? List the date and details.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT transcript_date , other_details FROM Transcripts ORDER BY transcript_date ASC LIMIT 1

What is the earliest date of a transcript release, and what details can you tell me?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT count(*) FROM Transcripts

How many transcripts are released?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT count(*) FROM Transcripts

How many transcripts are listed?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT transcript_date FROM Transcripts ORDER BY transcript_date DESC LIMIT 1

What is the last transcript release date?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT transcript_date FROM Transcripts ORDER BY transcript_date DESC LIMIT 1

When was the last transcript released?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

medium

student_transcripts_tracking

SELECT count(*) , student_course_id FROM Transcript_Contents GROUP BY student_course_id ORDER BY count(*) DESC LIMIT 1

How many times at most can a course enrollment result show in different transcripts? Also show the course enrollment id.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

hard

student_transcripts_tracking

SELECT count(*) , student_course_id FROM Transcript_Contents GROUP BY student_course_id ORDER BY count(*) DESC LIMIT 1

What is the maximum number of times that a course shows up in different transcripts and what is that course's enrollment id?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

hard

student_transcripts_tracking

SELECT T2.transcript_date , T1.transcript_id FROM Transcript_Contents AS T1 JOIN Transcripts AS T2 ON T1.transcript_id = T2.transcript_id GROUP BY T1.transcript_id ORDER BY count(*) ASC LIMIT 1

Show the date of the transcript which shows the least number of results, also list the id.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT T2.transcript_date , T1.transcript_id FROM Transcript_Contents AS T1 JOIN Transcripts AS T2 ON T1.transcript_id = T2.transcript_id GROUP BY T1.transcript_id ORDER BY count(*) ASC LIMIT 1

What is the date and id of the transcript with the least number of results?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT DISTINCT T2.semester_id FROM Degree_Programs AS T1 JOIN Student_Enrolment AS T2 ON T1.degree_program_id = T2.degree_program_id WHERE degree_summary_name = 'Master' INTERSECT SELECT DISTINCT T2.semester_id FROM Degree_Programs AS T1 JOIN Student_Enrolment AS T2 ON T1.degree_program_id = T2.degree_program_id WHERE degree_summary_name = 'Bachelor'

Find the semester when both Master students and Bachelor students got enrolled in.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT DISTINCT T2.semester_id FROM Degree_Programs AS T1 JOIN Student_Enrolment AS T2 ON T1.degree_program_id = T2.degree_program_id WHERE degree_summary_name = 'Master' INTERSECT SELECT DISTINCT T2.semester_id FROM Degree_Programs AS T1 JOIN Student_Enrolment AS T2 ON T1.degree_program_id = T2.degree_program_id WHERE degree_summary_name = 'Bachelor'

What is the id of the semester that had both Masters and Bachelors students enrolled?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

extra

student_transcripts_tracking

SELECT count(DISTINCT current_address_id) FROM Students

How many different addresses do the students currently live?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT count(DISTINCT current_address_id) FROM Students

What are the different addresses that have students living there?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT other_student_details FROM Students ORDER BY other_student_details DESC

List all the student details in reversed lexicographical order.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT other_student_details FROM Students ORDER BY other_student_details DESC

What other details can you tell me about students in reverse alphabetical order?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT section_description FROM Sections WHERE section_name = 'h'

Describe the section h.

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

SELECT section_description FROM Sections WHERE section_name = 'h'

What is the description for the section named h?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

easy

student_transcripts_tracking

select t1.first_name from students as t1 join addresses as t2 on t1.permanent_address_id = t2.address_id where t2.country = 'haiti' or t1.cell_mobile_number = '09700166582'

Find the first name of the students who permanently live in the country Haiti or have the cell phone number 09700166582 .

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

hard

student_transcripts_tracking

select t1.first_name from students as t1 join addresses as t2 on t1.permanent_address_id = t2.address_id where t2.country = 'haiti' or t1.cell_mobile_number = '09700166582'

What are the first names of the students who live in Haiti permanently or have the cell phone number 09700166582 ?

CREATE TABLE `Addresses` ( `address_id` INTEGER PRIMARY KEY, `line_1` VARCHAR(255), `line_2` VARCHAR(255), `line_3` VARCHAR(255), `city` VARCHAR(255), `zip_postcode` VARCHAR(20), `state_province_county` VARCHAR(255), `country` VARCHAR(255), `other_address_details` VARCHAR(255) ); CREATE TABLE `Courses` ( `course_id` INTEGER PRIMARY KEY, `course_name` VARCHAR(255), `course_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Departments` ( `department_id` INTEGER PRIMARY KEY, `department_name` VARCHAR(255), `department_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Degree_Programs` ( `degree_program_id` INTEGER PRIMARY KEY, `department_id` INTEGER NOT NULL, `degree_summary_name` VARCHAR(255), `degree_summary_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`department_id` ) REFERENCES `Departments`(`department_id` ) ); CREATE TABLE `Sections` ( `section_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `section_name` VARCHAR(255), `section_description` VARCHAR(255), `other_details` VARCHAR(255), FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ) ); CREATE TABLE `Semesters` ( `semester_id` INTEGER PRIMARY KEY, `semester_name` VARCHAR(255), `semester_description` VARCHAR(255), `other_details` VARCHAR(255) ); CREATE TABLE `Students` ( `student_id` INTEGER PRIMARY KEY, `current_address_id` INTEGER NOT NULL, `permanent_address_id` INTEGER NOT NULL, `first_name` VARCHAR(80), `middle_name` VARCHAR(40), `last_name` VARCHAR(40), `cell_mobile_number` VARCHAR(40), `email_address` VARCHAR(40), `ssn` VARCHAR(40), `date_first_registered` DATETIME, `date_left` DATETIME, `other_student_details` VARCHAR(255), FOREIGN KEY (`current_address_id` ) REFERENCES `Addresses`(`address_id` ), FOREIGN KEY (`permanent_address_id` ) REFERENCES `Addresses`(`address_id` ) ); CREATE TABLE `Student_Enrolment` ( `student_enrolment_id` INTEGER PRIMARY KEY, `degree_program_id` INTEGER NOT NULL, `semester_id` INTEGER NOT NULL, `student_id` INTEGER NOT NULL, `other_details` VARCHAR(255), FOREIGN KEY (`degree_program_id` ) REFERENCES `Degree_Programs`(`degree_program_id` ), FOREIGN KEY (`semester_id` ) REFERENCES `Semesters`(`semester_id` ), FOREIGN KEY (`student_id` ) REFERENCES `Students`(`student_id` ) ); CREATE TABLE `Student_Enrolment_Courses` ( `student_course_id` INTEGER PRIMARY KEY, `course_id` INTEGER NOT NULL, `student_enrolment_id` INTEGER NOT NULL, FOREIGN KEY (`course_id` ) REFERENCES `Courses`(`course_id` ), FOREIGN KEY (`student_enrolment_id` ) REFERENCES `Student_Enrolment`(`student_enrolment_id` ) ); CREATE TABLE `Transcripts` ( `transcript_id` INTEGER PRIMARY KEY, `transcript_date` DATETIME, `other_details` VARCHAR(255) ); CREATE TABLE `Transcript_Contents` ( `student_course_id` INTEGER NOT NULL, `transcript_id` INTEGER NOT NULL, FOREIGN KEY (`student_course_id` ) REFERENCES `Student_Enrolment_Courses`(`student_course_id` ), FOREIGN KEY (`transcript_id` ) REFERENCES `Transcripts`(`transcript_id` ) );

CREATE TABLE Addresses (address_id INTEGER, line_1 VARCHAR(255), line_2 VARCHAR(255), line_3 VARCHAR(255), city VARCHAR(255), zip_postcode VARCHAR(20), state_province_county VARCHAR(255), country VARCHAR(255), other_address_details VARCHAR(255)); CREATE TABLE Courses (course_id INTEGER, course_name VARCHAR(255), course_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Departments (department_id INTEGER, department_name VARCHAR(255), department_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Degree_Programs (degree_program_id INTEGER, department_id INTEGER, degree_summary_name VARCHAR(255), degree_summary_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Sections (section_id INTEGER, course_id INTEGER, section_name VARCHAR(255), section_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Semesters (semester_id INTEGER, semester_name VARCHAR(255), semester_description VARCHAR(255), other_details VARCHAR(255)); CREATE TABLE Students (student_id INTEGER, current_address_id INTEGER, permanent_address_id INTEGER, first_name VARCHAR(80), middle_name VARCHAR(40), last_name VARCHAR(40), cell_mobile_number VARCHAR(40), email_address VARCHAR(40), ssn VARCHAR(40), date_first_registered DATETIME, date_left DATETIME, other_student_details VARCHAR(255)); CREATE TABLE Student_Enrolment (student_enrolment_id INTEGER, degree_program_id INTEGER, semester_id INTEGER, student_id INTEGER, other_details VARCHAR(255)); CREATE TABLE Student_Enrolment_Courses (student_course_id INTEGER, course_id INTEGER, student_enrolment_id INTEGER); CREATE TABLE Transcripts (transcript_id INTEGER, transcript_date DATETIME, other_details VARCHAR(255)); CREATE TABLE Transcript_Contents (student_course_id INTEGER, transcript_id INTEGER);

hard

tvshow

SELECT Title FROM Cartoon ORDER BY title

List the title of all cartoons in alphabetical order.

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

easy

tvshow

SELECT Title FROM Cartoon ORDER BY title

What are the titles of the cartoons sorted alphabetically?

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

easy

tvshow

SELECT Title FROM Cartoon WHERE Directed_by = "Ben Jones";

List all cartoon directed by "Ben Jones".

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

easy

tvshow

SELECT Title FROM Cartoon WHERE Directed_by = "Ben Jones";

What are the names of all cartoons directed by Ben Jones?

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

easy

tvshow

SELECT count(*) FROM Cartoon WHERE Written_by = "Joseph Kuhr";

How many cartoons were written by "Joseph Kuhr"?

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

easy

tvshow

SELECT count(*) FROM Cartoon WHERE Written_by = "Joseph Kuhr";

What is the number of cartoones written by Joseph Kuhr?

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

easy

tvshow

SELECT title , Directed_by FROM Cartoon ORDER BY Original_air_date

list all cartoon titles and their directors ordered by their air date

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

medium

tvshow

SELECT title , Directed_by FROM Cartoon ORDER BY Original_air_date

What is the name and directors of all the cartoons that are ordered by air date?

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

medium

tvshow

SELECT Title FROM Cartoon WHERE Directed_by = "Ben Jones" OR Directed_by = "Brandon Vietti";

List the title of all cartoon directed by "Ben Jones" or "Brandon Vietti".

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

medium

tvshow

SELECT Title FROM Cartoon WHERE Directed_by = "Ben Jones" OR Directed_by = "Brandon Vietti";

What are the titles of all cartoons directed by Ben Jones or Brandon Vietti?

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

medium

tvshow

SELECT Country , count(*) FROM TV_Channel GROUP BY Country ORDER BY count(*) DESC LIMIT 1;

Which country has the most of TV Channels? List the country and number of TV Channels it has.

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

hard

tvshow

SELECT Country , count(*) FROM TV_Channel GROUP BY Country ORDER BY count(*) DESC LIMIT 1;

What is the country with the most number of TV Channels and how many does it have?

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

hard

tvshow

SELECT count(DISTINCT series_name) , count(DISTINCT content) FROM TV_Channel;

List the number of different series names and contents in the TV Channel table.

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

medium

tvshow

SELECT count(DISTINCT series_name) , count(DISTINCT content) FROM TV_Channel;

How many different series and contents are listed in the TV Channel table?

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

medium

tvshow

SELECT Content FROM TV_Channel WHERE series_name = "Sky Radio";

What is the content of TV Channel with serial name "Sky Radio"?

CREATE TABLE IF NOT EXISTS "TV_Channel" ( "id" text, "series_name" text, "Country" text, "Language" text, "Content" text, "Pixel_aspect_ratio_PAR" text, "Hight_definition_TV" text, "Pay_per_view_PPV" text, "Package_Option" text, PRIMARY KEY ("id") ); CREATE TABLE IF NOT EXISTS "TV_series" ( "id" real, "Episode" text, "Air_Date" text, "Rating" text, "Share" real, "18_49_Rating_Share" text, "Viewers_m" text, "Weekly_Rank" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) ); CREATE TABLE IF NOT EXISTS "Cartoon" ( "id" real, "Title" text, "Directed_by" text, "Written_by" text, "Original_air_date" text, "Production_code" real, "Channel" text, PRIMARY KEY ("id"), FOREIGN KEY (`Channel`) REFERENCES `TV_Channel`(`id`) );

CREATE TABLE TV_Channel (id TEXT, series_name TEXT, Country TEXT, Language TEXT, Content TEXT, Pixel_aspect_ratio_PAR TEXT, Hight_definition_TV TEXT, Pay_per_view_PPV TEXT, Package_Option TEXT); CREATE TABLE TV_series (id REAL, Episode TEXT, Air_Date TEXT, Rating TEXT, Share REAL, 18_49_Rating_Share TEXT, Viewers_m TEXT, Weekly_Rank REAL, Channel TEXT); CREATE TABLE Cartoon (id REAL, Title TEXT, Directed_by TEXT, Written_by TEXT, Original_air_date TEXT, Production_code REAL, Channel TEXT);

easy