From: | Andres Freund <andres(at)anarazel(dot)de> |
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To: | pgsql-hackers(at)postgresql(dot)org |
Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov> |
Subject: | Re: Review remove {join, from}_collapse_limit, add enable_join_ordering |
Date: | 2009-07-16 13:25:33 |
Message-ID: | 200907161525.34304.andres@anarazel.de |
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Thread: | |
Lists: | pgsql-hackers |
On Thursday 16 July 2009 15:18:01 Andres Freund wrote:
> On Thursday 16 July 2009 15:13:02 Tom Lane wrote:
> > Andres Freund <andres(at)anarazel(dot)de> writes:
> > > The queries on the second reporting schema unfortunately are different.
> > > Its the one were I copied the crazy example I attached in the original
> > > thread. With geqo=off a good part of the queries used daily use too
> > > much memory to plan sensibly and geqo=on outright fails with:
> > > "Error: Failed to make a valid plan"
> > > on some.
> >
> > We're not going to be able to fix this unless you show us examples.
>
> In the other thread I attached a similar to the real schema + example
> query. Not enough? And why?
For reference:
http://archives.postgresql.org/message-
id/200907091700(dot)43411(dot)andres(at)anarazel(dot)de
Andres
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