From: | jasiek(at)klaster(dot)net |
---|---|
To: | Stephan Szabo <sszabo(at)megazone23(dot)bigpanda(dot)com> |
Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Tomasz Myrta <jasiek(at)klaster(dot)net>, pgsql-sql(at)postgresql(dot)org |
Subject: | Re: To use a VIEW or not to use a View..... |
Date: | 2003-01-23 17:46:01 |
Message-ID: | 20030123174601.GA14486@serwer |
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Thread: | |
Lists: | pgsql-sql |
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
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