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From tgl@postgresql.org (Tom Lane)
Subject pgsql-server/src/backend/optimizer/plan Tag: R ...
Date
Msg-id 20030313165850.2EF9E476355@postgresql.org
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CVSROOT:    /cvsroot
Module name:    pgsql-server
Changes by:    tgl@postgresql.org    03/03/13 11:58:50

Modified files:
    src/backend/optimizer/plan: Tag: REL7_3_STABLE 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).

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