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

CVSROOT:    /cvsroot
Module name:    pgsql-server
Changes by:    tgl@svr1.postgresql.org    04/03/08 13:20:17

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

Log message:
    Test for whether a previous IN join restricts the current join was too
    strict, per discussion with Dennis Haney.
    Also, rearrange the preceding tests to avoid redundancy.