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Re: Speed difference between != and = operators?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Paul Caskey <paul(at)nmxs(dot)com>
Cc: Postgres Users <pgsql-general(at)postgresql(dot)org>
Subject: Re: Speed difference between != and = operators?
Date: 2000-07-31 20:10:55
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-general
Paul Caskey <paul(at)nmxs(dot)com> writes:
> This query takes 206 seconds:
> [snip]
> If I change the last line to this, it takes 1 second:

What does EXPLAIN show for these queries?

			regards, tom lane

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