pgsql-server/src/backend/optimizer/plan planner.c

Started by Tom Laneover 23 years ago1 messagescomitters
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#1Tom Lane
tgl@sss.pgh.pa.us

CVSROOT: /cvsroot
Module name: pgsql-server
Changes by: tgl@postgresql.org 03/03/13 11:58:35

Modified files:
src/backend/optimizer/plan: planner.c

Log message:
GROUP BY got confused if there were multiple equal() GROUP BY items.
This bug has been latent since 7.0 or maybe even further back, but it
was only exposed when parse_clause.c stopped suppressing duplicate
items (see its rev 1.96 of 18-Aug-02).