"Robert Haas" <robertmh...@gmail.com> writes:
> While looking at a complex query that is being poorly planned by
> PostgreSQL 8.2.9, I discovered that any non-trivial CASE...WHEN
> expression seems to produce a selectivity estimate of 0.005.
If you have an idea for a non-silly estimate, feel free to enlighten
us...
regards, tom lane
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