Re: zero performance on query

From: "Steinar H(dot) Gunderson" <sgunderson(at)bigfoot(dot)com>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: zero performance on query
Date: 2005-10-26 15:20:47
Message-ID: 20051026152047.GA15377@uio.no
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On Wed, Oct 26, 2005 at 08:05:21AM -0400, Merlin Moncure wrote:
> select count(*) from fotos f where not exists (select archivo from archivos a where a.archivo = f.archivo)

This was an optimization before 7.4, but probably isn't anymore.

/* Steinar */
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Homepage: http://www.sesse.net/

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