I wrote: > [ crude patch ] Oh, btw, if you try to run the regression test additions in that patch against CVS HEAD, you'll find out that HEAD actually fails to optimize the two-levels-of-removable-joins case. Seems like another reason to press ahead with making the change.
regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers