Log Message:
-----------
Revert my erroneous fix for Taiki Yamaguchi's DISTINCT MAX() bug.
Whatever we do about that, this isn't the path to the solution.
Modified Files:
--------------
pgsql/src/backend/optimizer/plan:
planner.c (r1.229 -> r1.230)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/optimizer/plan/planner.c?r1=1.229&r2=1.230)