Обсуждение: pgsql: Simplify list traversal logic in add_path().

Simplify list traversal logic in add_path().

Its mechanism for recovering after deleting the current list cell was
a bit klugy.  Borrow the technique used in other places.

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/a2eb9e0c08ee73208b5419f5a53a6eba55809b92

Modified Files
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src/backend/optimizer/util/pathnode.c |   21 +++++++++++----------
1 files changed, 11 insertions(+), 10 deletions(-)