• Examples
  • Sample Database
#1
SELECT
	sum(milliseconds)
FROM
	tracks;
#2
SELECT
	albumid,
	avg(milliseconds)
FROM
	tracks
GROUP BY
	albumid;
#3
SELECT
	tracks.albumid,
	title,
	SUM(milliseconds)
FROM
	tracks
INNER JOIN albums ON albums.albumid = tracks.albumid
GROUP BY
	tracks.albumid;
#4
SELECT
	tracks.albumid,
	title,
	SUM(milliseconds)
FROM
	tracks
INNER JOIN albums ON albums.AlbumId = tracks.albumid
GROUP BY
	tracks.albumid
HAVING
	SUM(milliseconds) > 1000000;
albums artists customers employees genres invoice_items invoices media_types playlist_track playlists tracks
  • SQL Query
Enter a query, then click the execute button or press F9 to run it.
  • Result
Loading