On Thu, Jan 23, 2003 at 08:53:53AM -0800, Stephan Szabo wrote: > On Wed, 22 Jan 2003, Tom Lane wrote: > > I haven't looked at code yet but tried examples like Tomasz's and some > simple ones and have gotten reasonable seeming output for the estimates > given accurate statistics (joining two estimate 3 outputs, getting 8 for > the estimated rows, joining that with another copy getting 50 some odd > where in this case the real would be 81). Not that I did a > particularly thorough test. I hope to get a chance over the next couple > of days to look and run more tests. > > Tomasz, if you have the chance, you might want to try CVS and see what it > does for the queries you've been working with. Not too easy. Currently I have only windows machine with Postgresql/cygwin. I use dial-up for accessing internet, which isn't nice to use. I will try this if I find some free computer to install postgresql/linux ;-) Anyway I already gave up this kind of query, especially I can't use CVS as production server (should I?)
Regards, Tomasz Myrta ---------------------------(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
