Anj Adu <fotographs@xxxxxxxxx> wrote: > The combination index works great. Would adding the combination > index guarantee that the optimizer will choose that index for > these kind of queries involving the columns in the combination. I > verified a couple of times and it picked the right index. Just > wanted to make sure it does that consistently. It's cost based -- as long as it thinks that approach will be faster, it will use it. -Kevin -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance