Re: CHECK constraints and optimizations

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Edmund Dengler <edmundd(at)eSentire(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: CHECK constraints and optimizations
Date: 2004-05-06 01:09:25
Message-ID: 19277.1083805765@sss.pgh.pa.us
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Edmund Dengler <edmundd(at)eSentire(dot)com> writes:
> Just trying some tests out, and wanted to know about some optimizations.
> If I do a CHECK constraint on a table, is this used to optimize a SELECT

It is not.

regards, tom lane

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