Re: Help understanding indexes, explain, and optimizing

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Dave Dutcher" <dave(at)tridecap(dot)com>
Cc: "'Chris'" <dmagick(at)gmail(dot)com>, "'i(dot)v(dot)r(dot)'" <ivanvega(at)gmail(dot)com>, pgsql-performance(at)postgresql(dot)org
Subject: Re: Help understanding indexes, explain, and optimizing
Date: 2006-03-07 15:34:57
Message-ID: 18785.1141745697@sss.pgh.pa.us
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"Dave Dutcher" <dave(at)tridecap(dot)com> writes:
> It sounds like the original posters problem was a less than optimal join
> order, and from what I understand Postgres can't reorder left joins.

Not really relevant to the OP's immediate problem, but: that's fixed in
CVS HEAD.

http://archives.postgresql.org/pgsql-hackers/2005-12/msg00760.php
http://archives.postgresql.org/pgsql-committers/2005-12/msg00352.php

regards, tom lane

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