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avwave/gist:13b8a8ea040dcea91e71

Created May 1, 2014 09:58
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gistfile1.txt
DROP TRIGGER delete_till_max;
CREATE TRIGGER delete_till_max INSERT ON recents WHEN (select count(*) from recents)>49
BEGIN
DELETE FROM recents WHERE recents.id IN (SELECT recents.id FROM recents ORDER BY recents.id limit (select count(*) -49 from recents ));
END
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