Tags: te-guo/postgres
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Fix generate_union_paths for non-sortable types. The previous logic would fail to set groupList when grouping_is_sortable() returned false, which could cause queries to return wrong answers when some columns were not sortable. David Rowley, reviewed by Heikki Linnakangas and Álvaro Herrera. Reported by Hubert "depesz" Lubaczewski. Discussion: http://postgr.es/m/Zktzf926vslR35Fv@depesz.com Discussion: http://postgr.es/m/CAApHDvra=c8_zZT0J-TftByWN2Y+OJfnjNJFg4Dfdi2s+QzmqA@mail.gmail.com
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