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1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
What are the different names of all songs without back vocals?
SELECT DISTINCT title FROM vocals AS t1 JOIN songs AS t2 ON t1.songid = t2.songid EXCEPT SELECT t2.title FROM vocals AS t1 JOIN songs AS t2 ON t1.songid = t2.songid WHERE TYPE = "back"
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
Which vocal type has the band mate with first name "Solveig" played the most?
SELECT TYPE FROM vocals AS T1 JOIN band AS T2 ON T1.bandmate = T2.id WHERE firstname = "Solveig" GROUP BY TYPE ORDER BY count(*) DESC LIMIT 1
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
What are the types of vocals that the band member with the first name "Solveig" played the most?
SELECT TYPE FROM vocals AS T1 JOIN band AS T2 ON T1.bandmate = T2.id WHERE firstname = "Solveig" GROUP BY TYPE ORDER BY count(*) DESC LIMIT 1
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
Which vocal type did the musician with last name "Heilo" played in the song with title "Der Kapitan"?
SELECT TYPE FROM vocals AS T1 JOIN songs AS T2 ON T1.songid = T2.songid JOIN band AS T3 ON T1.bandmate = T3.id WHERE T3.lastname = "Heilo" AND T2.title = "Der Kapitan"
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
What are the types of vocals that the musician with the last name "Heilo" played in "Der Kapitan"?
SELECT TYPE FROM vocals AS T1 JOIN songs AS T2 ON T1.songid = T2.songid JOIN band AS T3 ON T1.bandmate = T3.id WHERE T3.lastname = "Heilo" AND T2.title = "Der Kapitan"
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
Find the first name of the band mate that has performed in most songs.
SELECT t2.firstname FROM Performance AS t1 JOIN Band AS t2 ON t1.bandmate = t2.id JOIN Songs AS T3 ON T3.SongId = T1.SongId GROUP BY firstname ORDER BY count(*) DESC LIMIT 1
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
What is the first name of the band mate who perfomed in the most songs?
SELECT t2.firstname FROM Performance AS t1 JOIN Band AS t2 ON t1.bandmate = t2.id JOIN Songs AS T3 ON T3.SongId = T1.SongId GROUP BY firstname ORDER BY count(*) DESC LIMIT 1
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
Which vocal type has the band mate with first name "Marianne" played the most?
SELECT TYPE FROM vocals AS T1 JOIN band AS T2 ON T1.bandmate = T2.id WHERE firstname = "Marianne" GROUP BY TYPE ORDER BY count(*) DESC LIMIT 1
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
What is the vocal type of the band mate whose first name is "Marianne" played the most?
SELECT TYPE FROM vocals AS T1 JOIN band AS T2 ON T1.bandmate = T2.id WHERE firstname = "Marianne" GROUP BY TYPE ORDER BY count(*) DESC LIMIT 1
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
Who is performing in the back stage position for the song "Der Kapitan"? Show the first name and last name.
SELECT T2.firstname , T2.lastname FROM Performance AS T1 JOIN Band AS T2 ON T1.bandmate = T2.id JOIN Songs AS T3 ON T3.SongId = T1.SongId WHERE T3.Title = "Der Kapitan" AND T1.StagePosition = "back"
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
What is the first and last name of the artist who performed back stage for the song "Der Kapitan"?
SELECT T2.firstname , T2.lastname FROM Performance AS T1 JOIN Band AS T2 ON T1.bandmate = T2.id JOIN Songs AS T3 ON T3.SongId = T1.SongId WHERE T3.Title = "Der Kapitan" AND T1.StagePosition = "back"
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
Find the name of songs that does not have a back vocal.
SELECT DISTINCT title FROM vocals AS t1 JOIN songs AS t2 ON t1.songid = t2.songid EXCEPT SELECT t2.title FROM vocals AS t1 JOIN songs AS t2 ON t1.songid = t2.songid WHERE TYPE = "back"
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
What are the names of the songs that do not have back vocals?
SELECT DISTINCT title FROM vocals AS t1 JOIN songs AS t2 ON t1.songid = t2.songid EXCEPT SELECT t2.title FROM vocals AS t1 JOIN songs AS t2 ON t1.songid = t2.songid WHERE TYPE = "back"
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
What are the songs in album "A Kiss Before You Go: Live in Hamburg"?
SELECT T3.title FROM albums AS T1 JOIN tracklists AS T2 ON T1.aid = T2.albumid JOIN songs AS T3 ON T2.songid = T3.songid WHERE T1.title = "A Kiss Before You Go: Live in Hamburg"
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
What are the song titles on the album "A Kiss Before You Go: Live in Hamburg"?
SELECT T3.title FROM albums AS T1 JOIN tracklists AS T2 ON T1.aid = T2.albumid JOIN songs AS T3 ON T2.songid = T3.songid WHERE T1.title = "A Kiss Before You Go: Live in Hamburg"
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
What are all the songs in albums under label "Universal Music Group"?
SELECT T3.title FROM albums AS T1 JOIN tracklists AS T2 ON T1.aid = T2.albumid JOIN songs AS T3 ON T2.songid = T3.songid WHERE t1.label = "Universal Music Group"
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
What are the names of all the songs whose album is under the label of "Universal Music Group"?
SELECT T3.title FROM albums AS T1 JOIN tracklists AS T2 ON T1.aid = T2.albumid JOIN songs AS T3 ON T2.songid = T3.songid WHERE t1.label = "Universal Music Group"
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
Find the number of songs in all the studio albums.
SELECT count(DISTINCT T3.title) FROM albums AS T1 JOIN tracklists AS T2 ON T1.aid = T2.albumid JOIN songs AS T3 ON T2.songid = T3.songid WHERE t1.type = "Studio"
1
music_2
CREATE TABLE "Songs" ( "SongId" INTEGER PRIMARY KEY, "Title" TEXT ); CREATE TABLE "Albums" ( "AId" INTEGER PRIMARY KEY, "Title" TEXT, "Year" INTEGER, "Label" TEXT, "Type" TEXT ); CREATE TABLE "Band" ( "Id" INTEGER PRIMARY KEY, "Firstname" TEXT, "Lastname" TEXT ); CREATE TABLE "Instruments" ( "SongId" INTEGER, "BandmateId" INTEGER, "Instrument" TEXT , PRIMARY KEY(SongId, BandmateId, Instrument), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (BandmateId) REFERENCES Band(Id) ); CREATE TABLE "Performance" ( "SongId" INTEGER, "Bandmate" INTEGER, "StagePosition" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) ); CREATE TABLE "Tracklists" ( "AlbumId" INTEGER, "Position" INTEGER, "SongId" INTEGER , PRIMARY KEY(AlbumId, POSITION), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (AlbumId) REFERENCES Albums(AId) ); CREATE TABLE "Vocals" ( "SongId" INTEGER, "Bandmate" INTEGER, "Type" TEXT, PRIMARY KEY(SongId, Bandmate), FOREIGN KEY (SongId) REFERENCES Songs(SongId), FOREIGN KEY (Bandmate) REFERENCES Band(Id) )
How many songs appear in studio albums?
SELECT count(DISTINCT T3.title) FROM albums AS T1 JOIN tracklists AS T2 ON T1.aid = T2.albumid JOIN songs AS T3 ON T2.songid = T3.songid WHERE t1.type = "Studio"
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Who is the founder of Sony?
SELECT founder FROM manufacturers WHERE name = 'Sony'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Return the founder of Sony.
SELECT founder FROM manufacturers WHERE name = 'Sony'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Where is the headquarter of the company founded by James?
SELECT headquarter FROM manufacturers WHERE founder = 'James'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What is the headquarter of the company whose founder is James?
SELECT headquarter FROM manufacturers WHERE founder = 'James'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find all manufacturers' names and their headquarters, sorted by the ones with highest revenue first.
SELECT name , headquarter FROM manufacturers ORDER BY revenue DESC
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the names and headquarters of all manufacturers, ordered by revenue descending?
SELECT name , headquarter FROM manufacturers ORDER BY revenue DESC
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the average, maximum and total revenues of all companies?
SELECT avg(revenue) , max(revenue) , sum(revenue) FROM manufacturers
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Return the average, maximum, and total revenues across all manufacturers.
SELECT avg(revenue) , max(revenue) , sum(revenue) FROM manufacturers
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
How many companies were created by Andy?
SELECT count(*) FROM manufacturers WHERE founder = 'Andy'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Return the number of companies created by Andy.
SELECT count(*) FROM manufacturers WHERE founder = 'Andy'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the total revenue created by the companies whose headquarter is located at Austin.
SELECT sum(revenue) FROM manufacturers WHERE headquarter = 'Austin'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What is the sum of revenue from companies with headquarters in Austin?
SELECT sum(revenue) FROM manufacturers WHERE headquarter = 'Austin'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the different cities listed?
SELECT DISTINCT headquarter FROM manufacturers
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Give the distinct headquarters of manufacturers.
SELECT DISTINCT headquarter FROM manufacturers
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the number of manufactures that are based in Tokyo or Beijing.
SELECT count(*) FROM manufacturers WHERE headquarter = 'Tokyo' OR headquarter = 'Beijing'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
How many manufacturers have headquarters in either Tokyo or Beijing?
SELECT count(*) FROM manufacturers WHERE headquarter = 'Tokyo' OR headquarter = 'Beijing'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the founder of the company whose name begins with the letter 'S'.
SELECT founder FROM manufacturers WHERE name LIKE 'S%'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Who is the founders of companies whose first letter is S?
SELECT founder FROM manufacturers WHERE name LIKE 'S%'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the name of companies whose revenue is between 100 and 150.
SELECT name FROM manufacturers WHERE revenue BETWEEN 100 AND 150
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the names of companies with revenue between 100 and 150?
SELECT name FROM manufacturers WHERE revenue BETWEEN 100 AND 150
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What is the total revenue of all companies whose main office is at Tokyo or Taiwan?
SELECT sum(revenue) FROM manufacturers WHERE Headquarter = 'Tokyo' OR Headquarter = 'Taiwan'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Return the total revenue of companies with headquarters in Tokyo or Taiwan.
SELECT sum(revenue) FROM manufacturers WHERE Headquarter = 'Tokyo' OR Headquarter = 'Taiwan'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the name of product that is produced by both companies Creative Labs and Sony.
SELECT T1.name FROM products AS T1 JOIN manufacturers AS T2 ON T1.Manufacturer = T2.code WHERE T2.name = 'Creative Labs' INTERSECT SELECT T1.name FROM products AS T1 JOIN manufacturers AS T2 ON T1.Manufacturer = T2.code WHERE T2.name = 'Sony'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the names of products produced by both Creative Labs and Sony?
SELECT T1.name FROM products AS T1 JOIN manufacturers AS T2 ON T1.Manufacturer = T2.code WHERE T2.name = 'Creative Labs' INTERSECT SELECT T1.name FROM products AS T1 JOIN manufacturers AS T2 ON T1.Manufacturer = T2.code WHERE T2.name = 'Sony'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the name, headquarter and founder of the manufacturer that has the highest revenue.
SELECT name , headquarter , founder FROM manufacturers ORDER BY revenue DESC LIMIT 1
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the names, headquarters and founders of the company with the highest revenue?
SELECT name , headquarter , founder FROM manufacturers ORDER BY revenue DESC LIMIT 1
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the name, headquarter and revenue of all manufacturers sorted by their revenue in the descending order.
SELECT name , headquarter , revenue FROM manufacturers ORDER BY revenue DESC
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the names, headquarters and revenues for manufacturers, sorted by revenue descending?
SELECT name , headquarter , revenue FROM manufacturers ORDER BY revenue DESC
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the name of companies whose revenue is greater than the average revenue of all companies.
SELECT name FROM manufacturers WHERE revenue > (SELECT avg(revenue) FROM manufacturers)
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the names of manufacturers with revenue greater than the average of all revenues?
SELECT name FROM manufacturers WHERE revenue > (SELECT avg(revenue) FROM manufacturers)
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the name of companies whose revenue is smaller than the revenue of all companies based in Austin.
SELECT name FROM manufacturers WHERE revenue < (SELECT min(revenue) FROM manufacturers WHERE headquarter = 'Austin')
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the names of companies with revenue less than the lowest revenue of any manufacturer in Austin?
SELECT name FROM manufacturers WHERE revenue < (SELECT min(revenue) FROM manufacturers WHERE headquarter = 'Austin')
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the total revenue of companies whose revenue is larger than the revenue of some companies based in Austin.
SELECT sum(revenue) FROM manufacturers WHERE revenue > (SELECT min(revenue) FROM manufacturers WHERE headquarter = 'Austin')
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What is the total revenue of companies with revenue greater than the lowest revenue of any manufacturer in Austin?
SELECT sum(revenue) FROM manufacturers WHERE revenue > (SELECT min(revenue) FROM manufacturers WHERE headquarter = 'Austin')
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the total revenue of companies of each founder.
SELECT sum(revenue) , founder FROM manufacturers GROUP BY founder
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What is the total revenue of companies started by founder?
SELECT sum(revenue) , founder FROM manufacturers GROUP BY founder
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the name and revenue of the company that earns the highest revenue in each city.
SELECT name , max(revenue) , Headquarter FROM manufacturers GROUP BY Headquarter
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the names and revenues of the companies with the highest revenues in each headquarter city?
SELECT name , max(revenue) , Headquarter FROM manufacturers GROUP BY Headquarter
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the total revenue for each manufacturer.
SELECT sum(revenue) , name FROM manufacturers GROUP BY name
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What is the total revenue of each manufacturer?
SELECT sum(revenue) , name FROM manufacturers GROUP BY name
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the average prices of all products from each manufacture, and list each company's name.
SELECT avg(T1.price) , T2.name FROM products AS T1 JOIN manufacturers AS T2 ON T1.Manufacturer = T2.code GROUP BY T2.name
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the average prices of products for each manufacturer?
SELECT avg(T1.price) , T2.name FROM products AS T1 JOIN manufacturers AS T2 ON T1.Manufacturer = T2.code GROUP BY T2.name
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the number of different products that are produced by companies at different headquarter cities.
SELECT count(DISTINCT T1.name) , T2.Headquarter FROM products AS T1 JOIN manufacturers AS T2 ON T1.Manufacturer = T2.code GROUP BY T2.Headquarter
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
How many different products are produced in each headquarter city?
SELECT count(DISTINCT T1.name) , T2.Headquarter FROM products AS T1 JOIN manufacturers AS T2 ON T1.Manufacturer = T2.code GROUP BY T2.Headquarter
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find number of products which Sony does not make.
SELECT count(DISTINCT name) FROM products WHERE name NOT IN (SELECT T1.name FROM products AS T1 JOIN manufacturers AS T2 ON T1.Manufacturer = T2.code WHERE T2.name = 'Sony')
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
How many products are not made by Sony?
SELECT count(DISTINCT name) FROM products WHERE name NOT IN (SELECT T1.name FROM products AS T1 JOIN manufacturers AS T2 ON T1.Manufacturer = T2.code WHERE T2.name = 'Sony')
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the name of companies that do not make DVD drive.
SELECT name FROM manufacturers EXCEPT SELECT T2.name FROM products AS T1 JOIN manufacturers AS T2 ON T1.Manufacturer = T2.code WHERE T1.name = 'DVD drive'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the names of companies that do not make DVD drives?
SELECT name FROM manufacturers EXCEPT SELECT T2.name FROM products AS T1 JOIN manufacturers AS T2 ON T1.Manufacturer = T2.code WHERE T1.name = 'DVD drive'
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find the number of products for each manufacturer, showing the name of each company.
SELECT count(*) , T2.name FROM products AS T1 JOIN manufacturers AS T2 ON T1.Manufacturer = T2.code GROUP BY T2.name
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
How many products are there for each manufacturer?
SELECT count(*) , T2.name FROM products AS T1 JOIN manufacturers AS T2 ON T1.Manufacturer = T2.code GROUP BY T2.name
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Select the names of all the products in the store.
SELECT Name FROM Products
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the names of all products?
SELECT Name FROM Products
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Select the names and the prices of all the products in the store.
SELECT name , price FROM products
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the names and prices of all products in the store?
SELECT name , price FROM products
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Select the name of the products with a price less than or equal to $200.
SELECT name FROM products WHERE price <= 200
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the names of products with price at most 200?
SELECT name FROM products WHERE price <= 200
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Find all information of all the products with a price between $60 and $120.
SELECT * FROM products WHERE price BETWEEN 60 AND 120
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What is all the information of all the products that have a price between 60 and 120?
SELECT * FROM products WHERE price BETWEEN 60 AND 120
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Compute the average price of all the products.
SELECT avg(price) FROM products
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What is the average price across all products?
SELECT avg(price) FROM products
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Compute the average price of all products with manufacturer code equal to 2.
SELECT avg(price) FROM products WHERE Manufacturer = 2
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What is the average price of products with manufacturer codes equal to 2?
SELECT avg(price) FROM products WHERE Manufacturer = 2
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Compute the number of products with a price larger than or equal to $180.
SELECT count(*) FROM products WHERE price >= 180
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
How many products have prices of at least 180?
SELECT count(*) FROM products WHERE price >= 180
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Select the name and price of all products with a price larger than or equal to $180, and sort first by price (in descending order), and then by name (in ascending order).
SELECT name , price FROM products WHERE price >= 180 ORDER BY price DESC , name ASC
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the names and prices of products that cost at least 180, sorted by price decreasing and name ascending?
SELECT name , price FROM products WHERE price >= 180 ORDER BY price DESC , name ASC
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Select all the data from the products and each product's manufacturer.
SELECT * FROM products AS T1 JOIN Manufacturers AS T2 ON T1.manufacturer = T2.code
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What is all the product data, as well as each product's manufacturer?
SELECT * FROM products AS T1 JOIN Manufacturers AS T2 ON T1.manufacturer = T2.code
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Select the average price of each manufacturer's products, showing only the manufacturer's code.
SELECT AVG(Price) , Manufacturer FROM Products GROUP BY Manufacturer
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the average prices of products, grouped by manufacturer code?
SELECT AVG(Price) , Manufacturer FROM Products GROUP BY Manufacturer
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Select the average price of each manufacturer's products, showing the manufacturer's name.
SELECT avg(T1.Price) , T2.name FROM products AS T1 JOIN Manufacturers AS T2 ON T1.manufacturer = T2.code GROUP BY T2.name
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the average prices of products, grouped by manufacturer name?
SELECT avg(T1.Price) , T2.name FROM products AS T1 JOIN Manufacturers AS T2 ON T1.manufacturer = T2.code GROUP BY T2.name
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Select the names of manufacturer whose products have an average price higher than or equal to $150.
SELECT avg(T1.Price) , T2.name FROM products AS T1 JOIN Manufacturers AS T2 ON T1.manufacturer = T2.code GROUP BY T2.name HAVING avg(T1.price) >= 150
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the names and average prices of products for manufacturers whose products cost on average 150 or more?
SELECT avg(T1.Price) , T2.name FROM products AS T1 JOIN Manufacturers AS T2 ON T1.manufacturer = T2.code GROUP BY T2.name HAVING avg(T1.price) >= 150
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Select the name and price of the cheapest product.
SELECT name , price FROM Products ORDER BY price ASC LIMIT 1
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What is the name and price of the cheapest product?
SELECT name , price FROM Products ORDER BY price ASC LIMIT 1
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Select the name of each manufacturer along with the name and price of its most expensive product.
SELECT T1.Name , max(T1.Price) , T2.name FROM products AS T1 JOIN Manufacturers AS T2 ON T1.manufacturer = T2.code GROUP BY T2.name
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
For each manufacturer name, what are the names and prices of their most expensive product?
SELECT T1.Name , max(T1.Price) , T2.name FROM products AS T1 JOIN Manufacturers AS T2 ON T1.manufacturer = T2.code GROUP BY T2.name
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
Select the code of the product that is cheapest in each product category.
SELECT code , name , min(price) FROM products GROUP BY name
1
manufactory_1
-- LINK: https://en.wikibooks.org/wiki/SQL_Exercises/The_computer_store CREATE TABLE Manufacturers ( Code INTEGER, Name VARCHAR(255) NOT NULL, Headquarter VARCHAR(255) NOT NULL, Founder VARCHAR(255) NOT NULL, Revenue REAL, PRIMARY KEY (Code) ); CREATE TABLE Products ( Code INTEGER, Name VARCHAR(255) NOT NULL , Price DECIMAL NOT NULL , Manufacturer INTEGER NOT NULL, PRIMARY KEY (Code), FOREIGN KEY (Manufacturer) REFERENCES Manufacturers(Code) )
What are the codes and names of the cheapest products in each category?
SELECT code , name , min(price) FROM products GROUP BY name
1
tracking_software_problems
CREATE TABLE `Problem_Category_Codes` ( `problem_category_code` VARCHAR(20) PRIMARY KEY, `problem_category_description` VARCHAR(80) ); CREATE TABLE `Problem_Log` ( `problem_log_id` INTEGER PRIMARY KEY, `assigned_to_staff_id` INTEGER NOT NULL, `problem_id` INTEGER NOT NULL, `problem_category_code` VARCHAR(20) NOT NULL, `problem_status_code` VARCHAR(20) NOT NULL, `log_entry_date` DATETIME, `log_entry_description` VARCHAR(255), `log_entry_fix` VARCHAR(255), `other_log_details` VARCHAR(255), FOREIGN KEY (`problem_category_code` ) REFERENCES `Problem_Category_Codes`(`problem_category_code` ),FOREIGN KEY (`assigned_to_staff_id` ) REFERENCES `Staff`(`staff_id` ),FOREIGN KEY (`problem_id` ) REFERENCES `Problems`(`problem_id` ),FOREIGN KEY (`problem_status_code` ) REFERENCES `Problem_Status_Codes`(`problem_status_code` ) ); CREATE TABLE `Problem_Status_Codes` ( `problem_status_code` VARCHAR(20) PRIMARY KEY, `problem_status_description` VARCHAR(80) ); CREATE TABLE `Product` ( `product_id` INTEGER PRIMARY KEY, `product_name` VARCHAR(80), `product_details` VARCHAR(255) ); CREATE TABLE `Staff` ( `staff_id` INTEGER PRIMARY KEY, `staff_first_name` VARCHAR(80), `staff_last_name` VARCHAR(80), `other_staff_details` VARCHAR(255) ); CREATE TABLE `Problems` ( `problem_id` INTEGER PRIMARY KEY, `product_id` INTEGER NOT NULL, `closure_authorised_by_staff_id` INTEGER NOT NULL, `reported_by_staff_id` INTEGER NOT NULL, `date_problem_reported` DATETIME NOT NULL, `date_problem_closed` DATETIME, `problem_description` VARCHAR(255), `other_problem_details` VARCHAR(255), FOREIGN KEY (`closure_authorised_by_staff_id` ) REFERENCES `Staff`(`staff_id` ), FOREIGN KEY (`product_id` ) REFERENCES `Product`(`product_id` ), FOREIGN KEY (`reported_by_staff_id` ) REFERENCES `Staff`(`staff_id` ) )
What is the id of the problem log that is created most recently?
SELECT problem_log_id FROM problem_log ORDER BY log_entry_date DESC LIMIT 1