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Message Posted: Wed, 18 Oct 2000 @ 13:40:47 GMT


     
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Subj:   Re: Star Schema
 
From:   Roland Thomas

This is otherwise known as a 'superfluous join' and it can be a bad habit and can eventually backfire on you.

If you have statistics on all join columns the optimizer usually creates the best or at least one of the best plans.

Roland Thomas
Sr. Consultant
NCR Corporation



     
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