-- "Kirsh, Gary" <[EMAIL PROTECTED]>
> It's not using the index because of the NOT IN - it doesn't help to search
> an index to see what's NOT in it. Did you try rewriting it to use a NOT
> EXISTS instead?
Which can quickly degenerate into a tablescan also... even
if the index exists if the entropy isn't high enough oracle
will skip it anyway. Try an analyze table first on the
exists (or a sub-query) and see how that works.
--
Steven Lembark 2930 W. Palmer
Workhorse Computing Chicago, IL 60647
+1 800 762 1582
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Author: Steven Lembark
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