Greg Whalin wrote:
They do use indexes if you use them to build derived tables and are
pretty fast. The only case where I see them not using indexes when I
think they should is when you use a sub-query for an IN() clause.
I'm sorry.. yes.. They're not using indexes when within IN clauses which
for me is 99.9% of the time.
Maybe I'm wrong though and this is a rare but I don't think so...
Kevin
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