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:
PRAGMA foreign_keys = ON;
CREATE TABLE `Investors` (
`investor_id` INTEGER PRIMARY KEY,
`Investor_details` VARCHAR(255)
);

Question: Show the average share count of transactions each each investor, ordered by average share count.

assistant: SELECT investor_id , avg(share_count) FROM TRANSACTIONS GROUP BY investor_id ORDER BY avg(share_count)
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 Customers (
  CustomerID integer PRIMARY KEY,
  Customer Names text
);
CREATE TABLE Products (
  ProductID integer PRIMARY KEY,
  Product Name text
);
CREATE TABLE Regions (
  StateCode text PRIMARY KEY,
  State text,
  Region text
);
CREATE TABLE Sales Team (
  SalesTeamID integer PRIMARY KEY,
  Sales Team text,
  Region text
);
CREATE TABLE Store Locations (
  StoreID integer PRIMARY KEY,
  City Name text,
  County text,
  StateCode text,
  State text,
  Type text,
  Latitude real,
  Longitude real,
  AreaCode integer,
  Population integer,
  Household Income integer,
  Median Income integer,
  Land Area integer,
  Water Area integer,
  Time Zone text
);
CREATE TABLE Sales Orders (
  OrderNumber text PRIMARY KEY,
  Sales Channel text,
  WarehouseCode text,
  ProcuredDate text,
  OrderDate text,
  ShipDate text,
  DeliveryDate text,
  CurrencyCode text,
  _SalesTeamID integer,
  _CustomerID integer,
  _StoreID integer,
  _ProductID integer,
  Order Quantity integer,
  Discount Applied real,
  Unit Price text,
  Unit Cost text
);
-- foreign keys: Store Locations.StateCode -> Regions.StateCode; Sales Orders._ProductID -> Products.ProductID; Sales Orders._StoreID -> Store Locations.StoreID; Sales Orders._CustomerID -> Customers.CustomerID; Sales Orders._SalesTeamID -> Sales Team.SalesTeamID

Hint: 40% discount refers to Discount Applied = 0.4; in-store channel refers to Sales Channel = 'In-Store'; orders refer to OrderNumber;

Question: Among the sales with 40% discount via in-store channel, how many products were shipped from warehouse code of WARE-NMK1003?

assistant: SELECT COUNT(DISTINCT T) FROM ( SELECT CASE WHEN `Sales Channel` = 'In-Store' AND WarehouseCode = 'WARE-NMK1003' AND `Discount Applied` = '0.4' THEN OrderNumber ELSE NULL END AS T FROM `Sales Orders` ) WHERE T IS NOT NULL
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 "swimmer" (
"ID" int,
"name" text,
"Nationality" text,
"meter_100" real,
"meter_200" text,
"meter_300" text,
"meter_400" text,
"meter_500" text,
"meter_600" text,
"meter_700" text,
"Time" text,
PRIMARY KEY ("ID")
);

Question: How many stadiums are not in country "Russia"?

assistant: SELECT count(*) FROM stadium WHERE country != 'Russia'
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: 10 stars votes refers to stars = 10; highest rating refers to Max(rating); number of votes refers to SUM(votes)

Question: How many 10 star votes did the top 4 episodes with the highest rating received?

assistant: SELECT SUM(T1.votes) FROM Episode AS T1 INNER JOIN Vote AS T2 ON T2.episode_id = T1.episode_id WHERE T2.stars = 10 ORDER BY T1.rating DESC LIMIT 4;
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 genre (
  id integer PRIMARY KEY,
  genre_name text
);
CREATE TABLE game (
  id integer PRIMARY KEY,
  genre_id integer,
  game_name text
);
CREATE TABLE platform (
  id integer PRIMARY KEY,
  platform_name text
);
CREATE TABLE publisher (
  id integer PRIMARY KEY,
  publisher_name text
);
CREATE TABLE game_publisher (
  id integer PRIMARY KEY,
  game_id integer,
  publisher_id integer
);
CREATE TABLE game_platform (
  id integer PRIMARY KEY,
  game_publisher_id integer,
  platform_id integer,
  release_year integer
);
CREATE TABLE region (
  id integer PRIMARY KEY,
  region_name text
);
CREATE TABLE region_sales (
  region_id integer,
  game_platform_id integer,
  num_sales real
);
-- foreign keys: game.genre_id -> genre.id; game_publisher.publisher_id -> publisher.id; game_publisher.game_id -> game.id; game_platform.platform_id -> platform.id; game_platform.game_publisher_id -> game_publisher.id; region_sales.region_id -> region.id; region_sales.game_platform_id -> game_platform.id

Hint: released in the year 2001 refers to release_year = 2001;

Question: How many games were released in the year 2001?

assistant: SELECT COUNT(id) FROM game_platform AS T WHERE T.release_year = 2001
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 country (
  country_id integer PRIMARY KEY,
  country_iso_code text,
  country_name text
);
CREATE TABLE department (
  department_id integer PRIMARY KEY,
  department_name text
);
CREATE TABLE gender (
  gender_id integer PRIMARY KEY,
  gender text
);
CREATE TABLE genre (
  genre_id integer PRIMARY KEY,
  genre_name text
);
CREATE TABLE keyword (
  keyword_id integer PRIMARY KEY,
  keyword_name text
);
CREATE TABLE language (
  language_id integer PRIMARY KEY,
  language_code text,
  language_name text
);
CREATE TABLE language_role (
  role_id integer PRIMARY KEY,
  language_role text
);
CREATE TABLE movie (
  movie_id integer PRIMARY KEY,
  title text,
  budget integer,
  homepage text,
  overview text,
  popularity real,
  release_date date,
  revenue integer,
  runtime integer,
  movie_status text,
  tagline text,
  vote_average real,
  vote_count integer
);
CREATE TABLE movie_genres (
  movie_id integer,
  genre_id integer
);
CREATE TABLE movie_languages (
  movie_id integer,
  language_id integer,
  language_role_id integer
);
CREATE TABLE person (
  person_id integer PRIMARY KEY,
  person_name text
);
CREATE TABLE movie_crew (
  movie_id integer,
  person_id integer,
  department_id integer,
  job text
);
CREATE TABLE production_company (
  company_id integer PRIMARY KEY,
  company_name text
);
CREATE TABLE production_country (
  movie_id integer,
  country_id integer
);
CREATE TABLE movie_cast (
  movie_id integer,
  person_id integer,
  character_name text,
  gender_id integer,
  cast_order integer
);
CREATE TABLE movie_keywords (
  movie_id integer,
  keyword_id integer
);
CREATE TABLE movie_company (
  movie_id integer,
  company_id integer
);
-- foreign keys: movie_genres.movie_id -> movie.movie_id; movie_genres.genre_id -> genre.genre_id; movie_languages.language_role_id -> language_role.role_id; movie_languages.movie_id -> movie.movie_id; movie_languages.language_id -> language.language_id; movie_crew.person_id -> person.person_id; movie_crew.movie_id -> movie.movie_id; movie_crew.department_id -> department.department_id; production_country.movie_id -> movie.movie_id; production_country.country_id -> country.country_id; movie_cast.person_id -> person.person_id; movie_cast.movie_id -> movie.movie_id; movie_cast.gender_id -> gender.gender_id

Hint: ID of the production company refers to company_id; movie "Gladiator" refers to title = 'Gladiator'

Question: What is the ID of the production company which produced the movie "Gladiator"?

assistant: SELECT T2.company_id FROM movie AS T1 INNER JOIN movie_company AS T2 ON T1.movie_id = T2.movie_id WHERE T1.title = 'Gladiator'
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 "phone" (
"Name" text,
"Phone_ID" int,
"Memory_in_G" int,
"Carrier" text,
"Price" real,
PRIMARY KEY ("Phone_ID")
);

CREATE TABLE "market" (
"Market_ID" int,
"District" text,
"Num_of_employees" int,
"Num_of_shops" real,
"Ranking" int,
PRIMARY KEY ("Market_ID")
);

Question: How many phones are there?

assistant: SELECT count(*) FROM phone
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 current (
  ballotpedia_id text,
  bioguide_id text PRIMARY KEY,
  birthday_bio date,
  cspan_id real PRIMARY KEY,
  fec_id text,
  first_name text,
  gender_bio text,
  google_entity_id_id text,
  govtrack_id integer,
  house_history_id real,
  icpsr_id real,
  last_name text,
  lis_id text,
  maplight_id real,
  middle_name text,
  nickname_name text,
  official_full_name text,
  opensecrets_id text,
  religion_bio text,
  suffix_name text,
  thomas_id integer,
  votesmart_id real,
  wikidata_id text,
  wikipedia_id text
);
CREATE TABLE current-terms (
  address text,
  bioguide text PRIMARY KEY,
  caucus text,
  chamber text,
  class real,
  contact_form text,
  district real,
  end text PRIMARY KEY,
  fax text,
  last text,
  name text,
  office text,
  party text,
  party_affiliations text,
  phone text,
  relation text,
  rss_url text,
  start text,
  state text,
  state_rank text,
  title text,
  type text,
  url text
);
CREATE TABLE historical (
  ballotpedia_id text,
  bioguide_id text PRIMARY KEY,
  bioguide_previous_id text,
  birthday_bio text,
  cspan_id text,
  fec_id text,
  first_name text,
  gender_bio text,
  google_entity_id_id text,
  govtrack_id integer,
  house_history_alternate_id text,
  house_history_id real,
  icpsr_id real,
  last_name text,
  lis_id text,
  maplight_id text,
  middle_name text,
  nickname_name text,
  official_full_name text,
  opensecrets_id text,
  religion_bio text,
  suffix_name text,
  thomas_id text,
  votesmart_id text,
  wikidata_id text,
  wikipedia_id text
);
CREATE TABLE historical-terms (
  address text,
  bioguide text PRIMARY KEY,
  chamber text,
  class real,
  contact_form text,
  district real,
  end text,
  fax text,
  last text,
  middle text,
  name text,
  office text,
  party text,
  party_affiliations text,
  phone text,
  relation text,
  rss_url text,
  start text,
  state text,
  state_rank text,
  title text,
  type text,
  url text
);
CREATE TABLE social-media (
  bioguide text PRIMARY KEY,
  facebook text,
  facebook_id real,
  govtrack real,
  instagram text,
  instagram_id real,
  thomas integer,
  twitter text,
  twitter_id real,
  youtube text,
  youtube_id text
);
-- foreign keys: current-terms.bioguide -> current.bioguide_id; historical-terms.bioguide -> historical.bioguide_id; social-media.bioguide -> current.bioguide_id

Question: How many legislators hold the title "Majority Leader"?

assistant: SELECT COUNT(bioguide) FROM `current-terms` WHERE title = 'Majority Leader'
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 people (
  Customer ID text PRIMARY KEY,
  Customer Name text,
  Segment text,
  Country text,
  City text,
  State text,
  Postal Code integer,
  Region text PRIMARY KEY
);
CREATE TABLE product (
  Product ID text PRIMARY KEY,
  Product Name text,
  Category text,
  Sub-Category text,
  Region text PRIMARY KEY
);
CREATE TABLE central_superstore (
  Row ID integer PRIMARY KEY,
  Order ID text,
  Order Date date,
  Ship Date date,
  Ship Mode text,
  Customer ID text,
  Region text,
  Product ID text,
  Sales real,
  Quantity integer,
  Discount real,
  Profit real
);
CREATE TABLE east_superstore (
  Row ID integer PRIMARY KEY,
  Order ID text,
  Order Date date,
  Ship Date date,
  Ship Mode text,
  Customer ID text,
  Region text,
  Product ID text,
  Sales real,
  Quantity integer,
  Discount real,
  Profit real
);
CREATE TABLE south_superstore (
  Row ID integer PRIMARY KEY,
  Order ID text,
  Order Date date,
  Ship Date date,
  Ship Mode text,
  Customer ID text,
  Region text,
  Product ID text,
  Sales real,
  Quantity integer,
  Discount real,
  Profit real
);
CREATE TABLE west_superstore (
  Row ID integer PRIMARY KEY,
  Order ID text,
  Order Date date,
  Ship Date date,
  Ship Mode text,
  Customer ID text,
  Region text,
  Product ID text,
  Sales real,
  Quantity integer,
  Discount real,
  Profit real
);
-- foreign keys: central_superstore.Product ID -> product.Product ID; central_superstore.Region -> product.Region; central_superstore.Customer ID -> people.Customer ID; central_superstore.Region -> people.Region; east_superstore.Product ID -> product.Product ID; east_superstore.Region -> product.Region; east_superstore.Customer ID -> people.Customer ID; east_superstore.Region -> people.Region; south_superstore.Product ID -> product.Product ID; south_superstore.Region -> product.Region; south_superstore.Customer ID -> people.Customer ID; south_superstore.Region -> people.Region; west_superstore.Product ID -> product.Product ID; west_superstore.Region -> product.Region; west_superstore.Customer ID -> people.Customer ID; west_superstore.Region -> people.Region

Question: What are the order date and product name of the order ID CA-2011-137274 from the Central region?

assistant: SELECT T1.`Order Date`, T2.`Product Name` FROM central_superstore AS T1 INNER JOIN product AS T2 ON T1.`Product ID` = T2.`Product ID` WHERE T1.`Order ID` = 'CA-2011-137274' AND T2.Region = 'Central'
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 `Course_Authors_and_Tutors` (
`author_id` INTEGER PRIMARY KEY,
`author_tutor_ATB` VARCHAR(3),
`login_name` VARCHAR(40),
`password` VARCHAR(40),
`personal_name` VARCHAR(80),
`middle_name` VARCHAR(80),
`family_name` VARCHAR(80),
`gender_mf` VARCHAR(1),
`address_line_1` VARCHAR(80)
);

Question: On what dates did the student with family name "Zieme" and personal name "Bernie" enroll in and complete the courses?

assistant: SELECT T1.date_of_enrolment , T1.date_of_completion FROM Student_Course_Enrolment AS T1 JOIN Students AS T2 ON T1.student_id = T2.student_id WHERE T2.family_name = "Zieme" AND T2.personal_name = "Bernie"
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 Ingredient (
  ingredient_id integer PRIMARY KEY,
  category text,
  name text,
  plural text
);
CREATE TABLE Recipe (
  recipe_id integer PRIMARY KEY,
  title text,
  subtitle text,
  servings integer,
  yield_unit text,
  prep_min integer,
  cook_min integer,
  stnd_min integer,
  source text,
  intro text,
  directions text
);
CREATE TABLE Nutrition (
  recipe_id integer PRIMARY KEY,
  protein real,
  carbo real,
  alcohol real,
  total_fat real,
  sat_fat real,
  cholestrl real,
  sodium real,
  iron real,
  vitamin_c real,
  vitamin_a real,
  fiber real,
  pcnt_cal_carb real,
  pcnt_cal_fat real,
  pcnt_cal_prot real,
  calories real
);
CREATE TABLE Quantity (
  quantity_id integer PRIMARY KEY,
  recipe_id integer,
  ingredient_id integer,
  max_qty real,
  min_qty real,
  unit text,
  preparation text,
  optional text
);
-- foreign keys: Nutrition.recipe_id -> Recipe.recipe_id; Quantity.recipe_id -> Nutrition.recipe_id; Quantity.ingredient_id -> Ingredient.ingredient_id; Quantity.recipe_id -> Recipe.recipe_id

Hint: the most Vitamin C refers to MAX(vitamin_c)

Question: Name the recipe with the most Vitamin C.

assistant: SELECT T1.title FROM Recipe AS T1 INNER JOIN Nutrition AS T2 ON T1.recipe_id = T2.recipe_id ORDER BY T2.vitamin_c 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 divisions (
  division text PRIMARY KEY,
  name text,
  country text
);
CREATE TABLE matchs (
  Div text,
  Date date,
  HomeTeam text,
  AwayTeam text,
  FTHG integer,
  FTAG integer,
  FTR text,
  season integer
);
-- foreign keys: matchs.Div -> divisions.division

Hint: Bundesliga is the name of division; away victory refers to FTR = 'A', where 'A' stands for away victory;

Question: How many matches of the Bundesliga division ended with an away victory in the 2021 season?

assistant: SELECT COUNT(T1.Div) FROM matchs AS T1 INNER JOIN divisions AS T2 ON T1.Div = T2.division WHERE T2.name = 'Bundesliga' AND T1.FTR = 'A' AND T1.season = 2021
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 Student (
         StuID        INTEGER PRIMARY KEY,
         LName        VARCHAR(12),
         Fname        VARCHAR(12),
         Age      INTEGER,
         Sex      VARCHAR(1),
         Major        INTEGER,
         Advisor      INTEGER,
         city_code    VARCHAR(3)
  );


create table Club (
       ClubID           INTEGER PRIMARY KEY,
       ClubName         VARCHAR(40),
       ClubDesc         VARCHAR(1024),
       ClubLocation VARCHAR(40)
);

create table Member_of_club (
       StuID            INTEGER,
       ClubID           INTEGER,
       Position     VARCHAR(40),
       FOREIGN KEY(StuID) REFERENCES Student(StuID),
       FOREIGN KEY(ClubID) REFERENCES Club(ClubID)
);

Question: What are the names of all clubs?

assistant: SELECT clubname FROM club
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 station (
  id integer PRIMARY KEY,
  name text,
  lat real,
  long real,
  dock_count integer,
  city text,
  installation_date text
);
CREATE TABLE status (
  station_id integer,
  bikes_available integer,
  docks_available integer,
  time text
);
CREATE TABLE trip (
  id integer PRIMARY KEY,
  duration integer,
  start_date text,
  start_station_name text,
  start_station_id integer,
  end_date text,
  end_station_name text,
  end_station_id integer,
  bike_id integer,
  subscription_type text,
  zip_code integer
);
CREATE TABLE weather (
  date text,
  max_temperature_f integer,
  mean_temperature_f integer,
  min_temperature_f integer,
  max_dew_point_f integer,
  mean_dew_point_f integer,
  min_dew_point_f integer,
  max_humidity integer,
  mean_humidity integer,
  min_humidity integer,
  max_sea_level_pressure_inches real,
  mean_sea_level_pressure_inches real,
  min_sea_level_pressure_inches real,
  max_visibility_miles integer,
  mean_visibility_miles integer,
  min_visibility_miles integer,
  max_wind_Speed_mph integer,
  mean_wind_speed_mph integer,
  max_gust_speed_mph integer,
  precipitation_inches text,
  cloud_cover integer,
  events text,
  wind_dir_degrees integer,
  zip_code text
);

Hint: duration in minutes refers to DIVIDE(duration, 60 seconds); 2nd at South Park refers to end_station_name; Market at 4th refers to start_station_name; start_date = '8/29/2013'; end_date = '8/29/2013';

Question: How long did it take for bike id 426 to reach 2nd at South Park from Market at 4th on 8/29/2013? Indicate the duration in minutes.

assistant: SELECT CAST(duration AS REAL) / 60 FROM trip WHERE bike_id = 426 AND end_station_name = '2nd at South Park' AND start_station_name = 'Market at 4th' AND start_date LIKE '8/29/2013%' AND end_date LIKE '8/29/2013%'
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 (
  ID integer PRIMARY KEY,
  Name text,
  CountryCode text,
  District text,
  Population integer
);
CREATE TABLE Country (
  Code text PRIMARY KEY,
  Name text,
  Continent text,
  Region text,
  SurfaceArea real,
  IndepYear integer,
  Population integer,
  LifeExpectancy real,
  GNP real,
  GNPOld real,
  LocalName text,
  GovernmentForm text,
  HeadOfState text,
  Capital integer,
  Code2 text
);
CREATE TABLE CountryLanguage (
  CountryCode text PRIMARY KEY,
  Language text PRIMARY KEY,
  IsOfficial text,
  Percentage real
);
-- foreign keys: City.CountryCode -> Country.Code; CountryLanguage.CountryCode -> Country.Code

Hint: average population = AVG(Population);

Question: Calculate the average population per city in Karnataka district.

assistant: SELECT AVG(Population) FROM City WHERE District = 'Karnataka' GROUP BY 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:
PRAGMA foreign_keys = ON;

CREATE TABLE `Roles` (
`role_code` VARCHAR(15) PRIMARY KEY,
`role_description` VARCHAR(80)
);

CREATE TABLE `Users` (
`user_id` INTEGER PRIMARY KEY,
`role_code` VARCHAR(15) NOT NULL,
`user_name` VARCHAR(40),
`user_login` VARCHAR(40),
`password` VARCHAR(40),
FOREIGN KEY (`role_code` ) REFERENCES `Roles`(`role_code` )
);

Question: Return the type code of the document named "David CV".

assistant: SELECT document_type_code FROM documents WHERE document_name = "David CV"