On Aug 31, 2011, at 11:10 AM, Tom Lane wrote: > Ben Chobot <be...@silentmedia.com> writes: >> Tom, if there's anything else we can provide that might you out, let me know. > > If you could extract a self-contained test case for the bad estimation, > that would be useful.
OK, we'll pull something together. In the meantime, we can confirm that reverting from 8.4.8 to 8.4.3 fixes things.