ajayk007/querysmith-spider-bird huggingface dataset:
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE Demog (
  GEOID integer PRIMARY KEY,
  INHABITANTS_K real,
  INCOME_K real,
  A_VAR1 real,
  A_VAR2 real,
  A_VAR3 real,
  A_VAR4 real,
  A_VAR5 real,
  A_VAR6 real,
  A_VAR7 real,
  A_VAR8 real,
  A_VAR9 real,
  A_VAR10 real,
  A_VAR11 real,
  A_VAR12 real,
  A_VAR13 real,
  A_VAR14 real,
  A_VAR15 real,
  A_VAR16 real,
  A_VAR17 real,
  A_VAR18 real
);
CREATE TABLE mailings3 (
  REFID integer PRIMARY KEY,
  REF_DATE datetime,
  RESPONSE text
);
CREATE TABLE Customers (
  ID integer PRIMARY KEY,
  SEX text,
  MARITAL_STATUS text,
  GEOID integer,
  EDUCATIONNUM integer,
  OCCUPATION text,
  age integer
);
CREATE TABLE Mailings1_2 (
  REFID integer PRIMARY KEY,
  REF_DATE datetime,
  RESPONSE text
);
CREATE TABLE Sales (
  EVENTID integer PRIMARY KEY,
  REFID integer,
  EVENT_DATE datetime,
  AMOUNT real
);

Hint: place with the highest average income per month refers to GEOID where MAX(INCOME_K); average education level refers to AVG(EDUCATIONNUM);

Question: What is the average education level of customers from the place with the highest average income per month?

assistant: SELECT AVG(T1.EDUCATIONNUM) FROM Customers AS T1 INNER JOIN Demog AS T2 ON T1.GEOID = T2.GEOID ORDER BY T2.INCOME_K DESC LIMIT 1
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE bool (
  name text PRIMARY KEY
);
CREATE TABLE person (
  name text PRIMARY KEY
);
CREATE TABLE disabled (
  name text PRIMARY KEY
);
CREATE TABLE enlist (
  name text,
  organ text
);
CREATE TABLE filed_for_bankrupcy (
  name text PRIMARY KEY
);
CREATE TABLE longest_absense_from_school (
  name text PRIMARY KEY,
  month integer
);
CREATE TABLE male (
  name text PRIMARY KEY
);
CREATE TABLE no_payment_due (
  name text PRIMARY KEY,
  bool text
);
CREATE TABLE unemployed (
  name text PRIMARY KEY
);
CREATE TABLE enrolled (
  name text PRIMARY KEY,
  school text PRIMARY KEY,
  month integer
);
-- foreign keys: disabled.name -> person.name; enlist.name -> person.name; filed_for_bankrupcy.name -> person.name; longest_absense_from_school.name -> person.name; male.name -> person.name; no_payment_due.bool -> bool.name; no_payment_due.name -> person.name; unemployed.name -> person.name; enrolled.name -> person.name

Hint: organization refers to organ

Question: Which organization does student 313 belong to?

assistant: SELECT organ FROM enlist WHERE name = 'studenT113'
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
PRAGMA foreign_keys = ON;
CREATE TABLE Ref_Document_Types (
Document_Type_Code CHAR(15) NOT NULL,
Document_Type_Name VARCHAR(255) NOT NULL,
Document_Type_Description VARCHAR(255) NOT NULL,
PRIMARY KEY (Document_Type_Code)
);

CREATE TABLE Ref_Calendar (
Calendar_Date DATETIME NOT NULL,
Day_Number INTEGER,
PRIMARY KEY (Calendar_Date)
);
CREATE TABLE Ref_Locations (
Location_Code CHAR(15) NOT NULL,
Location_Name VARCHAR(255) NOT NULL,
Location_Description VARCHAR(255) NOT NULL,
PRIMARY KEY (Location_Code)
);

CREATE TABLE Roles (
Role_Code CHAR(15) NOT NULL,
Role_Name VARCHAR(255),
Role_Description VARCHAR(255),
PRIMARY KEY (Role_Code)
);

CREATE TABLE All_Documents (
Document_ID INTEGER NOT NULL,
Date_Stored DATETIME,
Document_Type_Code CHAR(15) NOT NULL,
Document_Name CHAR(255),
Document_Description CHAR(255),
Other_Details VARCHAR(255),
PRIMARY KEY (Document_ID),
FOREIGN KEY (Document_Type_Code) REFERENCES Ref_Document_Types (Document_Type_Code),
FOREIGN KEY (Date_Stored) REFERENCES Ref_Calendar (Calendar_Date)
);

CREATE TABLE Employees (
Employee_ID INTEGER NOT NULL,
Role_Code CHAR(15) NOT NULL,
Employee_Name VARCHAR(255),
Gender_MFU CHAR(1) NOT NULL,
Date_of_Birth DATETIME NOT NULL,
Other_Details VARCHAR(255),
PRIMARY KEY (Employee_ID),
FOREIGN KEY (Role_Code) REFERENCES Roles (Role_Code)
);

CREATE TABLE Document_Locations (
Document_ID INTEGER NOT NULL,
Location_Code CHAR(15) NOT NULL,
Date_in_Location_From DATETIME NOT NULL,
Date_in_Locaton_To DATETIME,
PRIMARY KEY (Document_ID, Location_Code, Date_in_Location_From),
FOREIGN KEY (Location_Code) REFERENCES Ref_Locations (Location_Code),
FOREIGN KEY (Date_in_Location_From) REFERENCES Ref_Calendar (Calendar_Date),
FOREIGN KEY (Date_in_Locaton_To) REFERENCES Ref_Calendar (Calendar_Date),
FOREIGN KEY (Document_ID) REFERENCES All_Documents (Document_ID)
);

CREATE TABLE Documents_to_be_Destroyed (
Document_ID INTEGER NOT NULL,
Destruction_Authorised_by_Employee_ID INTEGER,
Destroyed_by_Employee_ID INTEGER,
Planned_Destruction_Date DATETIME,
Actual_Destruction_Date DATETIME,
Other_Details VARCHAR(255),
PRIMARY KEY (Document_ID),
FOREIGN KEY (Destroyed_by_Employee_ID) REFERENCES Employees (Employee_ID),
FOREIGN KEY (Destruction_Authorised_by_Employee_ID) REFERENCES Employees (Employee_ID),
FOREIGN KEY (Planned_Destruction_Date) REFERENCES Ref_Calendar (Calendar_Date),
FOREIGN KEY (Actual_Destruction_Date) REFERENCES Ref_Calendar (Calendar_Date),
FOREIGN KEY (Document_ID) REFERENCES All_Documents (Document_ID)
);

Question: Show the location code of the country "Canada".

assistant: SELECT location_code FROM Ref_locations WHERE location_name = "Canada"
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE course (
  course_id integer PRIMARY KEY,
  courseLevel text
);
CREATE TABLE person (
  p_id integer PRIMARY KEY,
  professor integer,
  student integer,
  hasPosition text,
  inPhase text,
  yearsInProgram text
);
CREATE TABLE advisedBy (
  p_id integer PRIMARY KEY,
  p_id_dummy integer PRIMARY KEY
);
CREATE TABLE taughtBy (
  course_id integer PRIMARY KEY,
  p_id integer PRIMARY KEY
);
-- foreign keys: advisedBy.p_id -> person.p_id; advisedBy.p_id_dummy -> person.p_id; taughtBy.course_id -> course.course_id; taughtBy.p_id -> person.p_id

Hint: professors refers to professor = 1; students refers to student = 1; ratio = divide(count(person.p_id) when professor = 1, count(person.p_id) when student = 1)

Question: What is the ratio of professors and students?

assistant: SELECT CAST(SUM(CASE WHEN professor = 1 THEN 1 ELSE 0 END) AS REAL) * 100 / SUM(CASE WHEN student = 1 THEN 1 ELSE 0 END) AS per FROM person
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
PRAGMA foreign_keys = ON;

CREATE TABLE "roller_coaster" (
"Roller_Coaster_ID" int,
"Name" text,
"Park" text,
"Country_ID" int,
"Length" real,
"Height" real,
"Speed" text,
"Opened" text,
"Status" text,
PRIMARY KEY ("Roller_Coaster_ID"),
FOREIGN KEY ("Country_ID") REFERENCES `country`("Country_ID")
);

CREATE TABLE "country" (
"Country_ID" int,
"Name" text,
"Population" int,
"Area" int,
"Languages" text,
PRIMARY KEY ("Country_ID")
);

Question: List the names of roller coasters by ascending order of length.

assistant: SELECT Name FROM roller_coaster ORDER BY LENGTH ASC
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE lists (
  user_id integer,
  list_id integer PRIMARY KEY,
  list_title text,
  list_movie_number integer,
  list_update_timestamp_utc text,
  list_creation_timestamp_utc text,
  list_followers integer,
  list_url text,
  list_comments integer,
  list_description text,
  list_cover_image_url text,
  list_first_image_url text,
  list_second_image_url text,
  list_third_image_url text
);
CREATE TABLE movies (
  movie_id integer PRIMARY KEY,
  movie_title text,
  movie_release_year integer,
  movie_url text,
  movie_title_language text,
  movie_popularity integer,
  movie_image_url text,
  director_id text,
  director_name text,
  director_url text
);
CREATE TABLE ratings_users (
  user_id integer,
  rating_date_utc text,
  user_trialist integer,
  user_subscriber integer,
  user_avatar_image_url text,
  user_cover_image_url text,
  user_eligible_for_trial integer,
  user_has_payment_method integer
);
CREATE TABLE lists_users (
  user_id integer PRIMARY KEY,
  list_id integer PRIMARY KEY,
  list_update_date_utc text,
  list_creation_date_utc text,
  user_trialist integer,
  user_subscriber integer,
  user_avatar_image_url text,
  user_cover_image_url text,
  user_eligible_for_trial text,
  user_has_payment_method text
);
CREATE TABLE ratings (
  movie_id integer,
  rating_id integer,
  rating_url text,
  rating_score integer,
  rating_timestamp_utc text,
  critic text,
  critic_likes integer,
  critic_comments integer,
  user_id integer,
  user_trialist integer,
  user_subscriber integer,
  user_eligible_for_trial integer,
  user_has_payment_method integer
);
-- foreign keys: lists.user_id -> lists_users.user_id; ratings_users.user_id -> lists_users.user_id; lists_users.user_id -> lists.user_id; lists_users.list_id -> lists.list_id; ratings.user_id -> ratings_users.user_id; ratings.user_id -> lists_users.user_id; ratings.movie_id -> movies.movie_id

Hint: updated most recently refers to MAX(list_update_date_utc)

Question: What is the name of the list that was updated most recently?

assistant: SELECT list_title FROM lists WHERE list_update_timestamp_utc = ( SELECT list_update_timestamp_utc FROM lists ORDER BY list_update_timestamp_utc DESC LIMIT 1 )
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
PRAGMA foreign_keys=OFF;
BEGIN TRANSACTION;
CREATE TABLE IF NOT EXISTS "Web_client_accelerator" (
"id" int,
"name" text,
"Operating_system" text,
"Client" text,
"Connection" text,
primary key("id")
);

Question: List the ids, names and market shares of all browsers.

assistant: SELECT id , name , market_share FROM browser
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE Categories (
  CategoryID integer PRIMARY KEY,
  CategoryName text,
  Description text
);
CREATE TABLE Customers (
  CustomerID integer PRIMARY KEY,
  CustomerName text,
  ContactName text,
  Address text,
  City text,
  PostalCode text,
  Country text
);
CREATE TABLE Employees (
  EmployeeID integer PRIMARY KEY,
  LastName text,
  FirstName text,
  BirthDate date,
  Photo text,
  Notes text
);
CREATE TABLE Shippers (
  ShipperID integer PRIMARY KEY,
  ShipperName text,
  Phone text
);
CREATE TABLE Suppliers (
  SupplierID integer PRIMARY KEY,
  SupplierName text,
  ContactName text,
  Address text,
  City text,
  PostalCode text,
  Country text,
  Phone text
);
CREATE TABLE Products (
  ProductID integer PRIMARY KEY,
  ProductName text,
  SupplierID integer,
  CategoryID integer,
  Unit text,
  Price real
);
CREATE TABLE Orders (
  OrderID integer PRIMARY KEY,
  CustomerID integer,
  EmployeeID integer,
  OrderDate datetime,
  ShipperID integer
);
CREATE TABLE OrderDetails (
  OrderDetailID integer PRIMARY KEY,
  OrderID integer,
  ProductID integer,
  Quantity integer
);
-- foreign keys: Products.SupplierID -> Suppliers.SupplierID; Products.CategoryID -> Categories.CategoryID; Orders.ShipperID -> Shippers.ShipperID; Orders.CustomerID -> Customers.CustomerID; Orders.EmployeeID -> Employees.EmployeeID; OrderDetails.ProductID -> Products.ProductID; OrderDetails.OrderID -> Orders.OrderID

Hint: "Brazil" is the ShipCountry; from 3/31/97 to 12/10/97 refers to 1997-03-31 < ShippedDate < 1997-10-12

Question: Tally the customer ID of orders that were shipped to Brazil by Margaret Peacock from 3/31/97 to 12/10/97.

assistant: SELECT DISTINCT T2.CustomerID FROM Employees AS T1 INNER JOIN Orders AS T2 ON T1.EmployeeID = T2.EmployeeID WHERE T1.LastName = 'Peacock' AND T1.FirstName = 'Margaret' AND T2.ShipCountry = 'Brazil' AND T2.ShippedDate BETWEEN '1997-03-31 00:00:00' AND '1997-12-10 23:59:59'
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE address_status (
  status_id integer PRIMARY KEY,
  address_status text
);
CREATE TABLE author (
  author_id integer PRIMARY KEY,
  author_name text
);
CREATE TABLE book_language (
  language_id integer PRIMARY KEY,
  language_code text,
  language_name text
);
CREATE TABLE country (
  country_id integer PRIMARY KEY,
  country_name text
);
CREATE TABLE address (
  address_id integer PRIMARY KEY,
  street_number text,
  street_name text,
  city text,
  country_id integer
);
CREATE TABLE customer (
  customer_id integer PRIMARY KEY,
  first_name text,
  last_name text,
  email text
);
CREATE TABLE customer_address (
  customer_id integer PRIMARY KEY,
  address_id integer PRIMARY KEY,
  status_id integer
);
CREATE TABLE order_status (
  status_id integer PRIMARY KEY,
  status_value text
);
CREATE TABLE publisher (
  publisher_id integer PRIMARY KEY,
  publisher_name text
);
CREATE TABLE book (
  book_id integer PRIMARY KEY,
  title text,
  isbn13 text,
  language_id integer,
  num_pages integer,
  publication_date date,
  publisher_id integer
);
CREATE TABLE book_author (
  book_id integer PRIMARY KEY,
  author_id integer PRIMARY KEY
);
CREATE TABLE shipping_method (
  method_id integer PRIMARY KEY,
  method_name text,
  cost real
);
CREATE TABLE cust_order (
  order_id integer PRIMARY KEY,
  order_date datetime,
  customer_id integer,
  shipping_method_id integer,
  dest_address_id integer
);
CREATE TABLE order_history (
  history_id integer PRIMARY KEY,
  order_id integer,
  status_id integer,
  status_date datetime
);
CREATE TABLE order_line (
  line_id integer PRIMARY KEY,
  order_id integer,
  book_id integer,
  price real
);
-- foreign keys: address.country_id -> country.country_id; customer_address.customer_id -> customer.customer_id; customer_address.address_id -> address.address_id; book.publisher_id -> publisher.publisher_id; book.language_id -> book_language.language_id; book_author.book_id -> book.book_id; book_author.author_id -> author.author_id

Hint: language written in refers to language_name;

Question: Which language was book id 1405 written in?

assistant: SELECT T2.language_name FROM book AS T1 INNER JOIN book_language AS T2 ON T1.language_id = T2.language_id WHERE T1.book_id = 1405
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
PRAGMA foreign_keys = ON;

CREATE TABLE Apartment_Buildings (
building_id INTEGER NOT NULL,
building_short_name CHAR(15),
building_full_name VARCHAR(80),
building_description VARCHAR(255),
building_address VARCHAR(255),
building_manager VARCHAR(50),
building_phone VARCHAR(80),
PRIMARY KEY (building_id),
UNIQUE (building_id)
);

Question: What are the building full names that contain the word "court"?

assistant: SELECT building_full_name FROM Apartment_Buildings WHERE building_full_name LIKE "%court%"
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
PRAGMA foreign_keys = ON;
CREATE TABLE Ref_Hotel_Star_Ratings (
star_rating_code CHAR(15) NOT NULL,
star_rating_description VARCHAR(80),
PRIMARY KEY (star_rating_code),
UNIQUE (star_rating_code)
);


CREATE TABLE Locations (
Location_ID INTEGER NOT NULL,
Location_Name VARCHAR(255),
Address VARCHAR(255),
Other_Details VARCHAR(255),
PRIMARY KEY (Location_ID)
);

Question: Show the average price of hotels for each star rating code.

assistant: SELECT star_rating_code , avg(price_range) FROM HOTELS GROUP BY star_rating_code
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
PRAGMA foreign_keys = ON;
CREATE TABLE Customers (
Customer_ID INTEGER NOT NULL,
Customer_Details VARCHAR(255) NOT NULL,
PRIMARY KEY (Customer_ID)
);

Question: How many distinct claim outcome codes are there?

assistant: SELECT count(DISTINCT claim_outcome_code) FROM claims_processing
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE city (
  city_id integer PRIMARY KEY,
  city_name text,
  state text,
  population integer,
  area real
);
CREATE TABLE customer (
  cust_id integer PRIMARY KEY,
  cust_name text,
  annual_revenue integer,
  cust_type text,
  address text,
  city text,
  state text,
  zip real,
  phone text
);
CREATE TABLE driver (
  driver_id integer PRIMARY KEY,
  first_name text,
  last_name text,
  address text,
  city text,
  state text,
  zip_code integer,
  phone text
);
CREATE TABLE truck (
  truck_id integer PRIMARY KEY,
  make text,
  model_year integer
);
CREATE TABLE shipment (
  ship_id integer PRIMARY KEY,
  cust_id integer,
  weight real,
  truck_id integer,
  driver_id integer,
  city_id integer,
  ship_date text
);
-- foreign keys: shipment.truck_id -> truck.truck_id; shipment.driver_id -> driver.driver_id; shipment.city_id -> city.city_id; shipment.cust_id -> customer.cust_id

Hint: "Connecticut" is the state

Question: How many cities are in Connecticut?

assistant: SELECT COUNT(*) FROM city WHERE state = 'Connecticut'
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE address_status (
  status_id integer PRIMARY KEY,
  address_status text
);
CREATE TABLE author (
  author_id integer PRIMARY KEY,
  author_name text
);
CREATE TABLE book_language (
  language_id integer PRIMARY KEY,
  language_code text,
  language_name text
);
CREATE TABLE country (
  country_id integer PRIMARY KEY,
  country_name text
);
CREATE TABLE address (
  address_id integer PRIMARY KEY,
  street_number text,
  street_name text,
  city text,
  country_id integer
);
CREATE TABLE customer (
  customer_id integer PRIMARY KEY,
  first_name text,
  last_name text,
  email text
);
CREATE TABLE customer_address (
  customer_id integer PRIMARY KEY,
  address_id integer PRIMARY KEY,
  status_id integer
);
CREATE TABLE order_status (
  status_id integer PRIMARY KEY,
  status_value text
);
CREATE TABLE publisher (
  publisher_id integer PRIMARY KEY,
  publisher_name text
);
CREATE TABLE book (
  book_id integer PRIMARY KEY,
  title text,
  isbn13 text,
  language_id integer,
  num_pages integer,
  publication_date date,
  publisher_id integer
);
CREATE TABLE book_author (
  book_id integer PRIMARY KEY,
  author_id integer PRIMARY KEY
);
CREATE TABLE shipping_method (
  method_id integer PRIMARY KEY,
  method_name text,
  cost real
);
CREATE TABLE cust_order (
  order_id integer PRIMARY KEY,
  order_date datetime,
  customer_id integer,
  shipping_method_id integer,
  dest_address_id integer
);
CREATE TABLE order_history (
  history_id integer PRIMARY KEY,
  order_id integer,
  status_id integer,
  status_date datetime
);
CREATE TABLE order_line (
  line_id integer PRIMARY KEY,
  order_id integer,
  book_id integer,
  price real
);
-- foreign keys: address.country_id -> country.country_id; customer_address.customer_id -> customer.customer_id; customer_address.address_id -> address.address_id; book.publisher_id -> publisher.publisher_id; book.language_id -> book_language.language_id; book_author.book_id -> book.book_id; book_author.author_id -> author.author_id

Hint: first two published book refers to Min(publication_date); language refers to language_name

Question: What are the languages of the first two published books?

assistant: SELECT T2.language_name FROM book AS T1 INNER JOIN book_language AS T2 ON T1.language_id = T2.language_id ORDER BY T1.publication_date ASC LIMIT 2
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
PRAGMA foreign_keys = ON;

CREATE TABLE "musical" (
"Musical_ID" int,
"Name" text,
"Year" int,
"Award" text,
"Category" text,
"Nominee" text,
"Result" text,
PRIMARY KEY ("Musical_ID")
);

CREATE TABLE "actor" (
"Actor_ID" int,
"Name" text,
"Musical_ID" int,
"Character" text,
"Duration" text,
"age" int,
PRIMARY KEY ("Actor_ID"),
FOREIGN KEY ("Musical_ID") REFERENCES "actor"("Actor_ID")
);

Question: Show names of musicals and the number of actors who have appeared in the musicals.

assistant: SELECT T2.Name , COUNT(*) FROM actor AS T1 JOIN musical AS T2 ON T1.Musical_ID = T2.Musical_ID GROUP BY T1.Musical_ID
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE Episode (
  episode_id text PRIMARY KEY,
  season integer,
  episode integer,
  number_in_series integer,
  title text,
  summary text,
  air_date text,
  episode_image text,
  rating real,
  votes integer
);
CREATE TABLE Person (
  name text PRIMARY KEY,
  birthdate text,
  birth_name text,
  birth_place text,
  birth_region text,
  birth_country text,
  height_meters real,
  nickname text
);
CREATE TABLE Award (
  award_id integer PRIMARY KEY,
  organization text,
  year integer,
  award_category text,
  award text,
  person text,
  role text,
  episode_id text,
  season text,
  song text,
  result text
);
CREATE TABLE Character_Award (
  award_id integer,
  character text
);
CREATE TABLE Credit (
  episode_id text,
  category text,
  person text,
  role text,
  credited text
);
CREATE TABLE Keyword (
  episode_id text PRIMARY KEY,
  keyword text PRIMARY KEY
);
CREATE TABLE Vote (
  episode_id text,
  stars integer,
  votes integer,
  percent real
);
-- foreign keys: Award.episode_id -> Episode.episode_id; Award.person -> Person.name; Character_Award.award_id -> Award.award_id; Credit.person -> Person.name; Credit.episode_id -> Episode.episode_id; Keyword.episode_id -> Episode.episode_id; Vote.episode_id -> Episode.episode_id

Hint: average number of stars refers to AVG(stars); simpson 20s: S20-E12 refers to episode_id = 'S20-E12'; episode all about refers to summary

Question: What is the average number of stars assigned to The simpson 20s: S20-E12? What is the said episode all about?

assistant: SELECT AVG(T2.stars), T1.summary FROM Episode AS T1 INNER JOIN Vote AS T2 ON T2.episode_id = T1.episode_id WHERE T1.episode_id = 'S20-E12';