On Fri, Oct 03, 2003 at 02:35:46PM -0700, Josh Berkus wrote: > Dror, > > > I am using 7.4, and had tried NOT EXISTS and didn't see any > > improvements. > > It wouldn't if you're using 7.4, which has improved IN performance immensely. > > What happens if you stop using a function and instead use a subselect?
An improvement. Now I'm getting in the 200 msec response time. And by the way, I tried "not exists" again and it actually runs slower than "not in." > > -- > -Josh Berkus > Aglio Database Solutions > San Francisco > > > ---------------------------(end of broadcast)--------------------------- > TIP 3: if posting/reading through Usenet, please send an appropriate > subscribe-nomail command to [EMAIL PROTECTED] so that your > message can get through to the mailing list cleanly -- Dror Matalon Zapatec Inc 1700 MLK Way Berkeley, CA 94709 http://www.zapatec.com ---------------------------(end of broadcast)--------------------------- TIP 4: Don't 'kill -9' the postmaster
