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Re: Group-wise Maximum performance
Posted by: Jon Richards
Date: May 04, 2005 12:04AM

Wow!
Thanks for your help Felix.
That query went from 2.15 seconds to 0.0014 seconds! Just what I need. I'll try it at work in a few hours on our huge database.

What is the significance of the 20 and 21 in the statement?

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