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From: Rod Taylor <rbt@rbt.ca>
To: Lucas Lain <lainl@aconectarse.com>
Cc: pgsql-sql@postgresql.org
Subject: Re: comparing querys
Date: 18 Jun 2003 16:27:06 +0000
Message-ID: <1055953625.48114.35.camel@jester> (raw)
In-Reply-To: <20030618132344.5dfeabd4.lainl@aconectarse.com>
References: <3EEF6170.1040905@virginia.edu>
	<Pine.LNX.4.33.0306171253220.2647-100000@css120.ihs.com>
	<20030618132344.5dfeabd4.lainl@aconectarse.com>

Take a look at EXPLAIN and EXPLAIN ANALYSE:

http://www.postgresql.org/docs/view.php?version=7.3&idoc=1&file=sql-explain.html

On Wed, 2003-06-18 at 16:23, Lucas Lain wrote:
> how can i compare two querys' eficiency???
> 
> TIA,
-- 
Rod Taylor <rbt@rbt.ca>

PGP Key: http://www.rbt.ca/rbtpub.asc

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