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Re: not in(subselect) in 8.4

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Grzegorz Jaśkiewicz <gryzman(at)gmail(dot)com>
Cc: "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org>
Subject: Re: not in(subselect) in 8.4
Date: 2009-02-21 17:42:50
Message-ID: 27379.1235238170@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-performance
=?UTF-8?Q?Grzegorz_Ja=C5=9Bkiewicz?= <gryzman(at)gmail(dot)com> writes:
> the foo bar example above, with notion that all columns are NOT NULL
> behaves much different now.

AFAIK the treatment of NOT IN subselects hasn't changed a bit since 8.3.
So I still find your complaint uninformative.

			regards, tom lane

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Subject: Re: not in(subselect) in 8.4
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