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Message Posted: Sat, 09 Nov 2013 @ 22:33:34 GMT

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Subj:   Re: Statistics on multi column UPI
From:   Robert Briggs

Sravan Kumar Bodla wrote:

  I have a question here.  

  If UPI is defined on 5 columns, what if only 1 or 2 columns are used in the where condition, will the query takes advantage of UPI in this case?  

  Or all the 5 columns needs to be used in the where condition everytime?  

No, and Yes.

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