* Andrew Sullivan:

> Just because I'm one of those statistics true believers, what sort of
> information do you think it is possible for the DBA to take into
> consideration, when building a hint, that could not in principle be
> gathered efficiently by a statistics system?

Some statistics are very hard to gather from a sample, e.g. the number
of distinct values in a column.

Florian Weimer                <[EMAIL PROTECTED]>
BFK edv-consulting GmbH       http://www.bfk.de/
Durlacher Allee 47            tel: +49-721-96201-1
D-76131 Karlsruhe             fax: +49-721-96201-99

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