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Message Posted: Thu, 11 Jan 2001 @ 14:53:41 GMT

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Subj:   Re: Limited Select
From:   Eric J. Kohut

The optimizer can't create a cost estimate when there is an aggregation step local or global and now probably also the new statistical or OLAP functions.

I thought that this was because of the unknown size of reduction in the number of rows due to the grouping function.



Eric J. Kohut
Senior Solutions Consultant - Teradata Solutions Group - Retail
NCR Corp.

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