Jean-Philippe Cote wrote: > > > Can I actully know whether a given plan is excuted with GEQO on ? > In other words, if I launch 'explain <query>', I'll get a given plan, but if > I re-launch > the <query> (withtout the 'explain' keyword), could I get a different > plan given that GEQO induces some randomness ? > > >Is it the plan that is different in the fastest case with GEQO or is it > >the time needed to plan that is causing the GEQO to beat the exhaustive > >search?
Yes, is it likely that when using GEQO you would get a different plan each time, so running it with and without EXPLAIN would produce different plans. -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 359-1001 + If your life is a hard drive, | 13 Roberts Road + Christ can be your backup. | Newtown Square, Pennsylvania 19073 ---------------------------(end of broadcast)--------------------------- TIP 1: 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
