Database: chinook_1

Question: Find the names of all artists that have "a" in their names.
SQL: SELECT Name FROM ARTIST WHERE Name LIKE "%a%"

Question: Find the title of all the albums of the artist "AC/DC".
SQL: SELECT Title FROM ALBUM AS T1 JOIN ARTIST AS T2 ON T1.ArtistId  =  T2.ArtistId WHERE T2.Name  =  "AC/DC"

Question: How many albums does the artist "Metallica" have?
SQL: SELECT COUNT(*) FROM ALBUM AS T1 JOIN ARTIST AS T2 ON T1.ArtistId  =  T2.ArtistId WHERE T2.Name  =  "Metallica"

Question: Which artist does the album "Balls to the Wall" belong to?
SQL: SELECT T2.Name FROM ALBUM AS T1 JOIN ARTIST AS T2 ON T1.ArtistId  =  T2.ArtistId WHERE T1.Title  =  "Balls to the Wall"

Question: Which artist has the most albums?
SQL: SELECT T2.Name FROM ALBUM AS T1 JOIN ARTIST AS T2 ON T1.ArtistId  =  T2.ArtistId GROUP BY T2.Name ORDER BY COUNT(*) DESC LIMIT 1

Question: Find the names of all the tracks that contain the word "you".
SQL: SELECT Name FROM TRACK WHERE Name LIKE '%you%'

Question: What are the durations of the longest and the shortest tracks in milliseconds?
SQL: SELECT max(Milliseconds) ,  min(Milliseconds) FROM TRACK

Question: Show the album names, ids and the number of tracks for each album.
SQL: SELECT T1.Title ,  T2.AlbumID ,  COUNT(*) FROM ALBUM AS T1 JOIN TRACK AS T2 ON T1.AlbumId  =  T2.AlbumId GROUP BY T2.AlbumID

Question: What is the name of the most common genre in all tracks?
SQL: SELECT T1.Name FROM GENRE AS T1 JOIN TRACK AS T2 ON T1.GenreId  =  T2.GenreId GROUP BY T2.GenreId ORDER BY COUNT(*) DESC LIMIT 1

Question: What is the least common media type in all tracks?
SQL: SELECT T1.Name FROM MEDIATYPE AS T1 JOIN TRACK AS T2 ON T1.MediaTypeId  =  T2.MediaTypeId GROUP BY T2.MediaTypeId ORDER BY COUNT(*) ASC LIMIT 1

Question: Show the album names and ids for albums that contain tracks with unit price bigger than 1.
SQL: SELECT T1.Title ,  T2.AlbumID FROM ALBUM AS T1 JOIN TRACK AS T2 ON T1.AlbumId  =  T2.AlbumId WHERE T2.UnitPrice  >  1 GROUP BY T2.AlbumID

Question: How many tracks belong to rock genre?
SQL: SELECT COUNT(*) FROM GENRE AS T1 JOIN TRACK AS T2 ON T1.GenreId  =  T2.GenreId WHERE T1.Name  =  "Rock"

Question: What is the average unit price of tracks that belong to Jazz genre?
SQL: SELECT AVG(UnitPrice) FROM GENRE AS T1 JOIN TRACK AS T2 ON T1.GenreId  =  T2.GenreId WHERE T1.Name  =  "Jazz"

Question: How many customers have email that contains "gmail.com"?
SQL: SELECT COUNT(*) FROM CUSTOMER WHERE Email LIKE "%gmail.com%"

Question: What is the first name and last name employee helps the customer with first name Leonie?
SQL: SELECT T2.FirstName ,  T2.LastName FROM CUSTOMER AS T1 JOIN EMPLOYEE AS T2 ON T1.SupportRepId  =  T2.EmployeeId WHERE T1.FirstName  =  "Leonie"

Question: What city does the employee who helps the customer with postal code 70174 live in?
SQL: SELECT T2.City FROM CUSTOMER AS T1 JOIN EMPLOYEE AS T2 ON T1.SupportRepId  =  T2.EmployeeId WHERE T1.PostalCode  =  "70174"