hubert depesz lubaczewski wrote:
> hi
> was there optimization for IN (SELECT ... ) usage in 7.2?
> we just got query which runs 7 times as fast with in than with exists !
> the query is like select field from table where id in (select ... where
> fieldx in (... IN (...)));
Not that I know of.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026