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Re: Why DISTINCT is costly?

From: Robert Klemme <bob.news_at_gmx.net>
Date: Mon, 12 Sep 2005 11:42:18 +0200
Message-ID: <3ol0s0F6e343U1@individual.net> 





sim wrote:


> In most cases it's better to use a group by than distinct. That should

> decrease the cost of your queries.




Why?  The task of identifying duplicates remains the same...



    robert
Received on Mon Sep 12 2005 - 04:42:18 CDT












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