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(parent: 6985592) | patch
Make constant-folding produce sane output for COALESCE(NULL,NULL),
authorTom Lane <tgl@sss.pgh.pa.us>
Sun, 10 Apr 2005 20:57:32 +0000 (20:57 +0000)
committerTom Lane <tgl@sss.pgh.pa.us>
Sun, 10 Apr 2005 20:57:32 +0000 (20:57 +0000)
commitacde8b3cab4826149177b2cbd3c067867a5b0a0a
tree288f59daf4b4c50fbfe2271f0b807cca669b9dfbtree | snapshot
parent6985592967b535bfc31a0c7adad329956e203060commit | diff
Make constant-folding produce sane output for COALESCE(NULL,NULL),
that is a plain NULL and not a COALESCE with no inputs.  Fixes crash
reported by Michael Williamson.
src/backend/optimizer/util/clauses.c diff | blob | history
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