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Home -> Community -> Mailing Lists -> Oracle-L -> RE: Re[2]: Re[2]:Upgrading Oracle
Gaja Vaidyanatha (from this list) did a presentation at OOW on performance
management -- you should be able to pull it down from the oracle website
www.oracle.com/openworld
>From: Diana Duncan <Diana_at_fileFRENZY.com>
>Reply-To: ORACLE-L_at_fatcity.com
>To: Multiple recipients of list ORACLE-L <ORACLE-L_at_fatcity.com>
>Subject: RE: Re[2]: Re[2]:Upgrading Oracle
>Date: Wed, 25 Oct 2000 10:05:25 -0800
>
>Rachel wrote
>"...a third party product that
>denormalizes tables because their "experts" told them that if you have more
>than 4 tables in a join performance suffers significantly."
>
>This is something I get from our chief architect on a regular basis, and he
>won't believe me when I say it all depends on the size of the tables, the
>indexes on the tables and the query criteria. He is dead set that the
>number of tables in a join determines the performance of the query. Does
>anyone know where I can find a concrete explanation that I can have him
>read
>to disabuse him of this notion?
>
>Thanks,
>Diana
>--
>Please see the official ORACLE-L FAQ: http://www.orafaq.com
>--
>Author: Diana Duncan
> INET: Diana_at_fileFRENZY.com
>
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Share information about yourself, create your own public profile at Received on Wed Oct 25 2000 - 15:31:55 CDT
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