On Jan 18, 2011, at 3:46 PM, Tom Lane wrote: > The above is "using" the index, but only as a guide to where the rows > satisfying the partial-index predicate are --- note the lack of any > index condition in the indexscan node. That's because the query_int > query is not in fact compatible with the core-provided index opclass. > We get much better results using intarray's gin__int_ops opclass:
Ah-hah! Confirmed, thank you. I now get 23.2 ms and an index condition. Much, much better. Thank you! And I think we can use the improved GIN indexes for this app, once 9.1 drops. Best, David -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
