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Message Posted: Wed, 28 Jul 2010 @ 13:17:25 GMT


     
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Subj:   Re: Use of Derived Tables
 
From:   Anomy Anom

<-- Anonymously Posted: Wednesday, July 28, 2010 08:57 -->

Newer versions of Teradata do a more effective job of query rewrite and block optimization. So in general, derived table expressions are less likely to change the access plan than in early releases.



     
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