Robert, >> Yeah, I can generate one pretty easily; the behavior is readily >> observable and repeatable. Will get on it RSN, but at you said, we're >> not doing anything about it for 9.0. Well, I can generate a test case, but on examination it turns out to be nothing to do with partitioning; it's just good old "n-distinct underestimation", and not really related to partitioning or joins. --Josh Berkus -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance