Re: Questions about temporary tables and performance

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Steven Rosenstein <srosenst(at)us(dot)ibm(dot)com>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: Questions about temporary tables and performance
Date: 2005-07-17 04:44:53
Message-ID: 25141.1121575493@sss.pgh.pa.us
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Steven Rosenstein <srosenst(at)us(dot)ibm(dot)com> writes:
> Are there any performance issues or considerations associated with using a
> temporary table in this scenario?

It's probably worthwhile to ANALYZE the temp table after it's filled,
before you start joining to it.

regards, tom lane

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