Richard Huxton <dev@archonet.com> writes: > Ah, but it's got no way of knowing what matches you'll get for > '%anything%'. There's no easy way to get statistics for matching substrings.
8.2 actually tries the match on the most-common-values list, if said list is big enough (I think the threshold is stats target = 100). Not sure if that will help here, though. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 4: Have you searched our list archives? http://archives.postgresql.org