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CREATE TABLE Activity (actid number, activity_name text); CREATE TABLE Participates_in (stuid number, actid number); CREATE TABLE Faculty_Participates_in (FacID number, actid number); CREATE TABLE Student (StuID number, LName text, Fname text, Age number, Sex text, Major number, Advisor number, city_code text); CREATE TABLE Faculty (FacID number, Lname text, Fname text, Rank text, Sex text, Phone number, Room text, Building text);
What are the first names of the faculty members playing both Canoeing and Kayaking?
SELECT T1.lname FROM Faculty AS T1 JOIN Faculty_participates_in AS T2 ON T1.facID = T2.facID JOIN activity AS T3 ON T2.actid = T2.actid WHERE T3.activity_name = 'Canoeing' INTERSECT SELECT T1.lname FROM Faculty AS T1 JOIN Faculty_participates_in AS T2 ON T1.facID = T2.facID JOIN activity AS T3 ON T2.actid = T2.actid WHERE T3.activity_name = 'Kayaking'
extra
CREATE TABLE Activity (actid number, activity_name text); CREATE TABLE Participates_in (stuid number, actid number); CREATE TABLE Faculty_Participates_in (FacID number, actid number); CREATE TABLE Student (StuID number, LName text, Fname text, Age number, Sex text, Major number, Advisor number, city_code text); CREATE TABLE Faculty (FacID number, Lname text, Fname text, Rank text, Sex text, Phone number, Room text, Building text);
Find the ids of the students who participate in Canoeing and Kayaking.
SELECT T1.stuid FROM participates_in AS T1 JOIN activity AS T2 ON T2.actid = T2.actid WHERE T2.activity_name = 'Canoeing' INTERSECT SELECT T1.stuid FROM participates_in AS T1 JOIN activity AS T2 ON T2.actid = T2.actid WHERE T2.activity_name = 'Kayaking'
extra
CREATE TABLE Activity (actid number, activity_name text); CREATE TABLE Participates_in (stuid number, actid number); CREATE TABLE Faculty_Participates_in (FacID number, actid number); CREATE TABLE Student (StuID number, LName text, Fname text, Age number, Sex text, Major number, Advisor number, city_code text); CREATE TABLE Faculty (FacID number, Lname text, Fname text, Rank text, Sex text, Phone number, Room text, Building text);
Which students participate in both Canoeing and Kayaking as their activities? Tell me their student ids.
SELECT T1.stuid FROM participates_in AS T1 JOIN activity AS T2 ON T2.actid = T2.actid WHERE T2.activity_name = 'Canoeing' INTERSECT SELECT T1.stuid FROM participates_in AS T1 JOIN activity AS T2 ON T2.actid = T2.actid WHERE T2.activity_name = 'Kayaking'
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the name of the airport in the city of Goroka.
SELECT name FROM airports WHERE city = 'Goroka'
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What are the names of the airports in the city of Goroka?
SELECT name FROM airports WHERE city = 'Goroka'
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the name, city, country, and altitude (or elevation) of the airports in the city of New York.
SELECT name , city , country , elevation FROM airports WHERE city = 'New York'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the name, city, country, and elevation for every airport in the city of New York?
SELECT name , city , country , elevation FROM airports WHERE city = 'New York'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
How many airlines are there?
SELECT count(*) FROM airlines
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the total number of airlines?
SELECT count(*) FROM airlines
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
How many airlines does Russia has?
SELECT count(*) FROM airlines WHERE country = 'Russia'
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the number of airlines based in Russia?
SELECT count(*) FROM airlines WHERE country = 'Russia'
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the maximum elevation of all airports in the country of Iceland?
SELECT max(elevation) FROM airports WHERE country = 'Iceland'
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the highest elevation of an airport in the country of Iceland?
SELECT max(elevation) FROM airports WHERE country = 'Iceland'
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the name of the airports located in Cuba or Argentina.
SELECT name FROM airports WHERE country = 'Cuba' OR country = 'Argentina'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What are the names of all airports in Cuba or Argentina?
SELECT name FROM airports WHERE country = 'Cuba' OR country = 'Argentina'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the country of the airlines whose name starts with 'Orbit'.
SELECT country FROM airlines WHERE name LIKE 'Orbit%'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What are the countries of all airlines whose names start with Orbit?
SELECT country FROM airlines WHERE name LIKE 'Orbit%'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the name of airports whose altitude is between -50 and 50.
SELECT name FROM airports WHERE elevation BETWEEN -50 AND 50
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What are the names of all airports whose elevation is between -50 and 50?
SELECT name FROM airports WHERE elevation BETWEEN -50 AND 50
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Which country is the airport that has the highest altitude located in?
SELECT country FROM airports ORDER BY elevation DESC LIMIT 1
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the country of the airport with the highest elevation?
SELECT country FROM airports ORDER BY elevation DESC LIMIT 1
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the number of airports whose name contain the word 'International'.
SELECT count(*) FROM airports WHERE name LIKE '%International%'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
How many airports' names have the word Interanation in them?
SELECT count(*) FROM airports WHERE name LIKE '%International%'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
How many different cities do have some airport in the country of Greenland?
SELECT count(DISTINCT city) FROM airports WHERE country = 'Greenland'
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
In how many cities are there airports in the country of Greenland?
SELECT count(DISTINCT city) FROM airports WHERE country = 'Greenland'
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the number of routes operated by American Airlines.
SELECT count(*) FROM airlines AS T1 JOIN routes AS T2 ON T1.alid = T2.alid WHERE T1.name = 'American Airlines'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
How many routes does American Airlines operate?
SELECT count(*) FROM airlines AS T1 JOIN routes AS T2 ON T1.alid = T2.alid WHERE T1.name = 'American Airlines'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the number of routes whose destination airports are in Canada.
SELECT count(*) FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.dst_apid WHERE country = 'Canada'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
How many routes end in a Canadian airport?
SELECT count(*) FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.dst_apid WHERE country = 'Canada'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the name, city, and country of the airport that has the lowest altitude.
SELECT name , city , country FROM airports ORDER BY elevation LIMIT 1
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the name, city, and country of the airport with the lowest altitude?
SELECT name , city , country FROM airports ORDER BY elevation LIMIT 1
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the name, city, and country of the airport that has the highest latitude.
SELECT name , city , country FROM airports ORDER BY elevation DESC LIMIT 1
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the name, city, and country of the airport with the highest elevation?
SELECT name , city , country FROM airports ORDER BY elevation DESC LIMIT 1
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the name and city of the airport which is the destination of the most number of routes.
SELECT T1.name , T1.city , T2.dst_apid FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.dst_apid GROUP BY T2.dst_apid ORDER BY count(*) DESC LIMIT 1
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the name and city of the airport that the most routes end at?
SELECT T1.name , T1.city , T2.dst_apid FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.dst_apid GROUP BY T2.dst_apid ORDER BY count(*) DESC LIMIT 1
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the names of the top 10 airlines that operate the most number of routes.
SELECT T1.name , T2.alid FROM airlines AS T1 JOIN routes AS T2 ON T1.alid = T2.alid GROUP BY T2.alid ORDER BY count(*) DESC LIMIT 10
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
For the airline ids with the top 10 most routes operated, what are their names?
SELECT T1.name , T2.alid FROM airlines AS T1 JOIN routes AS T2 ON T1.alid = T2.alid GROUP BY T2.alid ORDER BY count(*) DESC LIMIT 10
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the name and city of the airport which is the source for the most number of flight routes.
SELECT T1.name , T1.city , T2.src_apid FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.src_apid GROUP BY T2.src_apid ORDER BY count(*) DESC LIMIT 1
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the name and city of the airport from most of the routes start?
SELECT T1.name , T1.city , T2.src_apid FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.src_apid GROUP BY T2.src_apid ORDER BY count(*) DESC LIMIT 1
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the number of different airports which are the destinations of the American Airlines.
SELECT count(DISTINCT dst_apid) FROM airlines AS T1 JOIN routes AS T2 ON T1.alid = T2.alid WHERE T1.name = 'American Airlines'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the number of different different airports that are destinations for American Airlines?
SELECT count(DISTINCT dst_apid) FROM airlines AS T1 JOIN routes AS T2 ON T1.alid = T2.alid WHERE T1.name = 'American Airlines'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Which countries has the most number of airlines?
SELECT country FROM airlines GROUP BY country ORDER BY count(*) DESC LIMIT 1
hard
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the name of the country with the most number of home airlines?
SELECT country FROM airlines GROUP BY country ORDER BY count(*) DESC LIMIT 1
hard
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Which countries has the most number of airlines whose active status is 'Y'?
SELECT country FROM airlines WHERE active = 'Y' GROUP BY country ORDER BY count(*) DESC LIMIT 1
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What are the countries with the most airlines whose active status is Y?
SELECT country FROM airlines WHERE active = 'Y' GROUP BY country ORDER BY count(*) DESC LIMIT 1
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
List all countries and their number of airlines in the descending order of number of airlines.
SELECT country , count(*) FROM airlines GROUP BY country ORDER BY count(*) DESC
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
How many airlines operate out of each country in descending order?
SELECT country , count(*) FROM airlines GROUP BY country ORDER BY count(*) DESC
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
How many airports are there per country? Order the countries by decreasing number of airports.
SELECT count(*) , country FROM airports GROUP BY country ORDER BY count(*) DESC
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the number of airports per country, ordered from most to least?
SELECT count(*) , country FROM airports GROUP BY country ORDER BY count(*) DESC
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
How many airports are there per city in the United States? Order the cities by decreasing number of airports.
SELECT count(*) , city FROM airports WHERE country = 'United States' GROUP BY city ORDER BY count(*) DESC
hard
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
How many airports are there per city in the US ordered from most to least?
SELECT count(*) , city FROM airports WHERE country = 'United States' GROUP BY city ORDER BY count(*) DESC
hard
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Return the cities with more than 3 airports in the United States.
SELECT city FROM airports WHERE country = 'United States' GROUP BY city HAVING count(*) > 3
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the number of cities in the United States with more than 3 airports?
SELECT city FROM airports WHERE country = 'United States' GROUP BY city HAVING count(*) > 3
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
How many cities are there that have more than 3 airports?
SELECT count(*) FROM (SELECT city FROM airports GROUP BY city HAVING count(*) > 3)
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the count of cities with more than 3 airports?
SELECT count(*) FROM (SELECT city FROM airports GROUP BY city HAVING count(*) > 3)
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
List the cities which have more than one airport and number of airports.
SELECT city , count(*) FROM airports GROUP BY city HAVING count(*) > 1
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What are the names of all cities with more than one airport and how many airports do they have?
SELECT city , count(*) FROM airports GROUP BY city HAVING count(*) > 1
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
List the cities which have more than 2 airports sorted by the number of airports.
SELECT city FROM airports GROUP BY city HAVING count(*) > 2 ORDER BY count(*)
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What are the cities that have more than 2 airports sorted by number of airports?
SELECT city FROM airports GROUP BY city HAVING count(*) > 2 ORDER BY count(*)
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the number of routes for each source airport and the airport name.
SELECT count(*) , T1.name FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.src_apid GROUP BY T1.name
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
For each airport name, how many routes start at that airport?
SELECT count(*) , T1.name FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.src_apid GROUP BY T1.name
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the number of routes and airport name for each source airport, order the results by decreasing number of routes.
SELECT count(*) , T1.name FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.src_apid GROUP BY T1.name ORDER BY count(*) DESC
hard
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
For each airport name, how many routes start at that airport, ordered from most to least?
SELECT count(*) , T1.name FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.src_apid GROUP BY T1.name ORDER BY count(*) DESC
hard
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the average elevation of all airports for each country.
SELECT avg(elevation) , country FROM airports GROUP BY country
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
For each country, what is the average elevation of that country's airports?
SELECT avg(elevation) , country FROM airports GROUP BY country
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the cities which have exactly two airports.
SELECT city FROM airports GROUP BY city HAVING count(*) = 2
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What are the cities with exactly two airports?
SELECT city FROM airports GROUP BY city HAVING count(*) = 2
easy
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
For each country and airline name, how many routes are there?
SELECT T1.country , T1.name , count(*) FROM airlines AS T1 JOIN routes AS T2 ON T1.alid = T2.alid GROUP BY T1.country , T1.name
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the total number of routes for each country and airline in that country?
SELECT T1.country , T1.name , count(*) FROM airlines AS T1 JOIN routes AS T2 ON T1.alid = T2.alid GROUP BY T1.country , T1.name
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the number of routes with destination airports in Italy.
SELECT count(*) FROM routes AS T1 JOIN airports AS T2 ON T1.dst_apid = T2.apid WHERE T2.country = 'Italy'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the number of routes whose destinations are Italian airports?
SELECT count(*) FROM routes AS T1 JOIN airports AS T2 ON T1.dst_apid = T2.apid WHERE T2.country = 'Italy'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Return the number of routes with destination airport in Italy operated by the airline with name 'American Airlines'.
SELECT count(*) FROM routes AS T1 JOIN airports AS T2 ON T1.dst_apid = T2.apid JOIN airlines AS T3 ON T1.alid = T3.alid WHERE T2.country = 'Italy' AND T3.name = 'American Airlines'
hard
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the number of routes operated by the airline American Airlines whose destinations are in Italy?
SELECT count(*) FROM routes AS T1 JOIN airports AS T2 ON T1.dst_apid = T2.apid JOIN airlines AS T3 ON T1.alid = T3.alid WHERE T2.country = 'Italy' AND T3.name = 'American Airlines'
hard
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the number of routes that have destination John F Kennedy International Airport.
SELECT count(*) FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.dst_apid WHERE T1.name = 'John F Kennedy International Airport'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the number of routes that end at John F Kennedy International Airport?
SELECT count(*) FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.dst_apid WHERE T1.name = 'John F Kennedy International Airport'
medium
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the number of routes from the United States to Canada.
SELECT count(*) FROM routes WHERE dst_apid IN (SELECT apid FROM airports WHERE country = 'Canada') AND src_apid IN (SELECT apid FROM airports WHERE country = 'United States')
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
How many routes go from the United States to Canada?
SELECT count(*) FROM routes WHERE dst_apid IN (SELECT apid FROM airports WHERE country = 'Canada') AND src_apid IN (SELECT apid FROM airports WHERE country = 'United States')
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the id of routes whose source and destination airports are in the United States.
SELECT rid FROM routes WHERE dst_apid IN (SELECT apid FROM airports WHERE country = 'United States') AND src_apid IN (SELECT apid FROM airports WHERE country = 'United States')
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the id of the routes whose source and destination airports are in the United States?
SELECT rid FROM routes WHERE dst_apid IN (SELECT apid FROM airports WHERE country = 'United States') AND src_apid IN (SELECT apid FROM airports WHERE country = 'United States')
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the name of airline which runs the most number of routes.
SELECT T1.name FROM airlines AS T1 JOIN routes AS T2 ON T1.alid = T2.alid GROUP BY T1.name ORDER BY count(*) DESC LIMIT 1
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the name of the airline with the most routes?
SELECT T1.name FROM airlines AS T1 JOIN routes AS T2 ON T1.alid = T2.alid GROUP BY T1.name ORDER BY count(*) DESC LIMIT 1
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the busiest source airport that runs most number of routes in China.
SELECT T1.name FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.src_apid WHERE T1.country = 'China' GROUP BY T1.name ORDER BY count(*) DESC LIMIT 1
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the name of the airport with the most number of routes that start in China?
SELECT T1.name FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.src_apid WHERE T1.country = 'China' GROUP BY T1.name ORDER BY count(*) DESC LIMIT 1
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
Find the busiest destination airport that runs most number of routes in China.
SELECT T1.name FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.dst_apid WHERE T1.country = 'China' GROUP BY T1.name ORDER BY count(*) DESC LIMIT 1
extra
CREATE TABLE routes (rid number, dst_apid number, dst_ap text, src_apid number, src_ap text, alid number, airline text, codeshare text); CREATE TABLE airports (apid number, name text, city text, country text, x number, y number, elevation number, iata text, icao text); CREATE TABLE airlines (alid number, name text, iata text, icao text, callsign text, country text, active text);
What is the name of the airport that is the destination of the most number of routes that start in China?
SELECT T1.name FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.dst_apid WHERE T1.country = 'China' GROUP BY T1.name ORDER BY count(*) DESC LIMIT 1
extra
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
What is the id of the most recent order?
SELECT order_id FROM orders ORDER BY date_order_placed DESC LIMIT 1
medium
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
Find the id of the order made most recently.
SELECT order_id FROM orders ORDER BY date_order_placed DESC LIMIT 1
medium
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
what are the order id and customer id of the oldest order?
SELECT order_id , customer_id FROM orders ORDER BY date_order_placed LIMIT 1
medium
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
Find the order id and customer id associated with the oldest order.
SELECT order_id , customer_id FROM orders ORDER BY date_order_placed LIMIT 1
medium
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
Find the id of the order whose shipment tracking number is "3452".
SELECT order_id FROM shipments WHERE shipment_tracking_number = "3452"
easy
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
Which order's shipment tracking number is "3452"? Give me the id of the order.
SELECT order_id FROM shipments WHERE shipment_tracking_number = "3452"
easy
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
Find the ids of all the order items whose product id is 11.
SELECT order_item_id FROM order_items WHERE product_id = 11
easy
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
Find all the order items whose product id is 11. What are the order item ids?
SELECT order_item_id FROM order_items WHERE product_id = 11
easy
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
List the name of all the distinct customers who have orders with status "Packing".
SELECT DISTINCT T1.customer_name FROM customers AS T1 JOIN orders AS T2 ON T1.customer_id = T2.customer_id WHERE T2.order_status = "Packing"
medium
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
Which customers have orders with status "Packing"? Give me the customer names.
SELECT DISTINCT T1.customer_name FROM customers AS T1 JOIN orders AS T2 ON T1.customer_id = T2.customer_id WHERE T2.order_status = "Packing"
medium
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
Find the details of all the distinct customers who have orders with status "On Road".
SELECT DISTINCT T1.customer_details FROM customers AS T1 JOIN orders AS T2 ON T1.customer_id = T2.customer_id WHERE T2.order_status = "On Road"
medium
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
What are the distinct customers who have orders with status "On Road"? Give me the customer details?
SELECT DISTINCT T1.customer_details FROM customers AS T1 JOIN orders AS T2 ON T1.customer_id = T2.customer_id WHERE T2.order_status = "On Road"
medium
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
What is the name of the customer who has the most orders?
SELECT T1.customer_name FROM customers AS T1 JOIN orders AS T2 ON T1.customer_id = T2.customer_id GROUP BY T1.customer_id ORDER BY count(*) DESC LIMIT 1
extra
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
Which customer made the most orders? Find the customer name.
SELECT T1.customer_name FROM customers AS T1 JOIN orders AS T2 ON T1.customer_id = T2.customer_id GROUP BY T1.customer_id ORDER BY count(*) DESC LIMIT 1
extra
CREATE TABLE Customers (customer_id number, customer_name text, customer_details text); CREATE TABLE Invoices (invoice_number number, invoice_date time, invoice_details text); CREATE TABLE Orders (order_id number, customer_id number, order_status text, date_order_placed time, order_details text); CREATE TABLE Products (product_id number, product_name text, product_details text); CREATE TABLE Order_Items (order_item_id number, product_id number, order_id number, order_item_status text, order_item_details text); CREATE TABLE Shipments (shipment_id number, order_id number, invoice_number number, shipment_tracking_number text, shipment_date time, other_shipment_details text); CREATE TABLE Shipment_Items (shipment_id number, order_item_id number);
What is the customer id of the customer who has the most orders?
SELECT T1.customer_id FROM customers AS T1 JOIN orders AS T2 ON T1.customer_id = T2.customer_id GROUP BY T1.customer_id ORDER BY count(*) DESC LIMIT 1
extra