> 2) Are you sure that ANALYZE is needed?   Vacuum is required
> whenever lots of
> rows are updated, but analyze is needed only when the *distribution* of
> values changes significantly.

You are right. I have a related qn in this thread about random vs. monotonic
values in indexed fields.

> 3) using PG 7.3 or less, you will also need to REINDEX these
> tables+indexes
> often (daily?).   This issue will go away in 7.4, which should
> make you an
> early adopter of 7.4.

I understand this needs an exclusive lock on the whole table, which is
simply not possible more than once a month, if that...  Workarounds/hack
suggestions are more than welcome :-)



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TIP 8: explain analyze is your friend

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