On Tuesday 07 July 2009 17:40:50 Tom Lane wrote: > Andres Freund <and...@anarazel.de> writes: > > I cannot reasonably plan some queries with join_collapse_limit set to 20. > > At least not without setting the geqo limit very low and a geqo_effort to > > a low value. > > So I would definitely not agree that removing j_c_l is a good idea. > Can you show some specific examples? All of this discussion seems like > speculation in a vacuum ... I still may not publish the original schema (And I still have not heard any reasonable reasons) - the crazy query in the referenced email shows similar problems and has a somewhat similar structure.
If that is not enough I will try to design a schema that is similar and different enough from the original schema. Will take a day or two though. Andres -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
