"Evan D. Hoffman" <evandhoffman@xxxxxxxxx> writes: > Is there any way to disable the guessing of missing columns in a > group-by (the feature added in 9.1)? Why would you want to do that? There's no "guessing" involved: the behavior is always correct, and it is required by the SQL standard. regards, tom lane -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general