Re: A question on the query planner

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Greg Stark <gsstark(at)mit(dot)edu>
Cc: Jared Carr <jared(at)89glass(dot)com>, pgsql-performance(at)postgresql(dot)org
Subject: Re: A question on the query planner
Date: 2003-12-03 03:53:27
Message-ID: 26699.1070423607@sss.pgh.pa.us
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Greg Stark <gsstark(at)mit(dot)edu> writes:
> Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> writes:
>> Define "no longer works well".

> Well it seems to completely bar the use of a straight merge join between two
> index scans:

Hmmm ... [squints] ... it's not supposed to do that ... [digs] ... yeah,
there's something busted here. Will get back to you ...

regards, tom lane

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