Re: How to optimize SELECT query with multiple CASE statements?
От
Geoff Winkless
Тема
Re: How to optimize SELECT query with multiple CASE statements?
Дата
Msg-id
CAEzk6feEgc-sbSteQOkEqq5-6gebp7P8c9Tnb6AxwU9J-zcn1w@mail.gmail.com
Ответ на
Re: How to optimize SELECT query with multiple CASE statements? (Geoff Winkless)
Список
Дерево обсуждения
How to optimize SELECT query with multiple CASE statements? Alexander Farber <alexander.farber@gmail.com>
Re: How to optimize SELECT query with multiple CASE
statements? Adrian Klaver <adrian.klaver@aklaver.com>
Re: How to optimize SELECT query with multiple CASE statements? Geoff Winkless <pgsqladmin@geoff.dj>
Re: How to optimize SELECT query with multiple CASE statements? Alexander Farber <alexander.farber@gmail.com>
Re: How to optimize SELECT query with multiple CASE statements? Geoff Winkless <pgsqladmin@geoff.dj>
Re: How to optimize SELECT query with multiple CASE statements? Alexander Farber <alexander.farber@gmail.com>
Re: How to optimize SELECT query with multiple CASE statements? Geoff Winkless <pgsqladmin@geoff.dj>
Re: How to optimize SELECT query with multiple CASE statements? "David G. Johnston" <david.g.johnston@gmail.com>
On 31 October 2016 at 15:21, Geoff Winkless wrote: > LEFT JOIN words_social s1 ON s1.uid = in_uid > LEFT JOIN words_social s2 ON CASE WHEN g.player1 = in_uid THEN > g.player2 ELSE g.player1 Ugh. Of course I meant LEFT JOIN words_social s1 ON s1.uid = in_uid LEFT JOIN words_social s2 ON s2.uid = CASE WHEN g.player1 = in_uid THEN g.player2 ELSE g.player1 END But I expect you know that... Geoff
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