search for: rests2feats

Displaying 1 result from an estimated 1 matches for "rests2feats".

2006 Aug 22
0
Re: Problem with find condition and habtm relationship.
...urant has all of the asked- for features if you can''t find one that it doesn''t have. It''s incredibly annoying to try to think of things this way, but it''s what SQL can do. Let''s assume, to save some typing, your tables are called rests, feats and rests2feats, and you''re looking for restaurants with a set of features (''cheap'', ''kid-friendly''). The SQL you want should go something like select r.rest from rests r where not exists (select * from feats f where f.feat in (''cheap'', '...