Log Message:
-----------
Tighten up join ordering rules to account for recent more-careful analysis
of the associativity of antijoins. Also improve optimizer/README discussion
of outer join ordering rules.
Modified Files:
--------------
pgsql/src/backend/optimizer:
README (r1.48 -> r1.49)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/optimizer/README?r1=1.48&r2=1.49)
pgsql/src/backend/optimizer/path:
joinrels.c (r1.98 -> r1.99)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/optimizer/path/joinrels.c?r1=1.98&r2=1.99)
pgsql/src/backend/optimizer/plan:
initsplan.c (r1.148 -> r1.149)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/optimizer/plan/initsplan.c?r1=1.148&r2=1.149)
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