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Re: Counting propositions

From: Laconic2 <laconic2_at_comcast.net>
Date: Tue, 15 Jun 2004 11:09:33 -0400
Message-ID: <-uKdnTSpHbxPjVLdRVn-gQ@comcast.com>

"Dawn M. Wolthuis" <dwolt_at_tincat-group.com> wrote in

> I suspect most designers would suggest that if you have the information on
> which the aggregate is based, then you put that into a base relation and
> aggregate from the granular data. But there are so many exceptions to
this
> in actual use.

You might want to look over Kimball's book on warehousing. He writes a bit on "choosing the granularity". It's fairly crucial in MDDB design. Received on Tue Jun 15 2004 - 10:09:33 CDT

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