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Re: Odd sorting behaviour

From: Josh Berkus <josh(at)agliodbs(dot)com>
To: "Steinar H(dot) Gunderson" <sgunderson(at)bigfoot(dot)com>,pgsql-performance(at)postgresql(dot)org
Subject: Re: Odd sorting behaviour
Date: 2004-07-20 17:06:08
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Lists: pgsql-performance

> I've tried some further tweaking, but I'm still unable to force it into
> doing a hash join -- any ideas how I can find out why it chooses a merge
> join?

Actually, quick question -- have you tried setting enable_mergjoin=false to 
see the plan the system comes up with?  Is it in fact faster?

Josh Berkus
Aglio Database Solutions
San Francisco

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