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From tgl@svr1.postgresql.org (Tom Lane)
Subject pgsql-server/src/backend/optimizer prep/prepjo ...
Date
Msg-id 20040110181353.C9D11D1D277@svr1.postgresql.org
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CVSROOT:    /cvsroot
Module name:    pgsql-server
Changes by:    tgl@svr1.postgresql.org    04/01/10 14:13:53

Modified files:
    src/backend/optimizer/prep: prepjointree.c
    src/backend/optimizer/util: clauses.c

Log message:
    Improve has_nullable_targetlist() to allow strict functions of simple
    variables, not just simple variables.  This was foreseen in the original
    coding of this routine, but not implemented until now.  Responds to
    performance gripe from Laurent Perez.

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