Dean Rasheed <dean.a.rash...@gmail.com> writes: > Yeah, that makes sense. In fact, if we only apply the adjustment when > reldistinct > 0 and rel->rows < rel->tuples, and rewrite the first > argument to pow() as (rel->tuples - rel->rows) / rel->tuples, then it > is guaranteed to be non-negative. If rel->rows >= rel->tuples (not > sure if it can be greater), then we just want the original > reldistinct.
Works for me. regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers