Обсуждение: pgsql-server/src/backend/optimizer/path pathkeys.c

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pgsql-server/src/backend/optimizer/path pathkeys.c

От
tgl@svr1.postgresql.org (Tom Lane)
Дата:
CVSROOT:    /cvsroot
Module name:    pgsql-server
Changes by:    tgl@svr1.postgresql.org    04/04/07 14:42:28

Modified files:
    src/backend/optimizer/path: pathkeys.c

Log message:
    build_subquery_pathkeys() was examining wrong copy of subquery target list,
    causing it to fail to recognize the output ordering of subqueries that
    contain set operations (UNION/INTERSECT/EXPECT).  Per example from Karel Zak.