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From: Jonathan Gardner <jgardner@jonathangardner.net>
To: Abdul Wahab Dahalan <wahab@mimos.my>
To: pgsql-sql@postgresql.org
Subject: Re: How to speeed up the query performance
Date: Wed, 13 Aug 2003 07:50:41 -0700
Message-ID: <200308130750.42570.jgardner@jonathangardner.net> (raw)
In-Reply-To: <3F39AE9A.5020901@mimos.my>
References: <3F39AE9A.5020901@mimos.my>

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On Tuesday 12 August 2003 20:20, Abdul Wahab Dahalan wrote:
> How do I speed up the quey performance if I've a query like this :
> Does 'not in' command will affected the performance?.
>

Yes. Severely. See the responses to the "How to optimize this query ?" 
thread.

If you want more details, check the pgsql-performance archives.

- -- 
Jonathan Gardner <jgardner@jonathangardner.net>
Live Free, Use Linux!
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