From: Arnaud Lesauvage <thewild@freesurf.fr>
To: asif ali <asif_icrossing@yahoo.com>
Cc: Ragnar <gnari@hive.is>
Cc: Jens Schipkowski <jens.schipkowski@apus.co.at>
Cc: pgsql-performance@postgresql.org
Subject: Re: Slow update with simple query
Date: Wed, 13 Dec 2006 17:47:20 +0100
Message-ID: <45802E98.8050102@freesurf.fr> (raw)
In-Reply-To: <192027.84308.qm@web58405.mail.re3.yahoo.com>
References: <192027.84308.qm@web58405.mail.re3.yahoo.com>
asif ali a écrit :
> Arnaud,
> Have you run "ANALYZE" on the table after creating index?
Yes, I have !
> Also make sure that "#effective_cache_size" is set properly. A higher value makes it more likely to use index scans.
It is set to 50.000. I thought this would be enough, and maybe too much !
Thanks for your advice !
--
Arnaud
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To: pgsql-performance@postgresql.org
Cc: thewild@freesurf.fr, asif_icrossing@yahoo.com, gnari@hive.is, jens.schipkowski@apus.co.at
Subject: Re: Slow update with simple query
In-Reply-To: <45802E98.8050102@freesurf.fr>
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