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Teach eval_const_expressions to simplify BooleanTest nodes that have

author Tom Lane <tgl@sss.pgh.pa.us>

Fri, 4 Aug 2006 14:09:51 +0000 (14:09 +0000)

committer Tom Lane <tgl@sss.pgh.pa.us>

Fri, 4 Aug 2006 14:09:51 +0000 (14:09 +0000)

commit e2d34d75e72fdef0acea3bce496d5f4594d124bb

tree 281ed0edb7fb06fa8968bfcf6afb7959e3286f13 tree

parent 3ceaa97b3c6a17017bcfda35daa9c63993101de8 commit | diff

Teach eval_const_expressions to simplify BooleanTest nodes that have
constant input. Seems worth doing because rule rewriter inserts
IS NOT TRUE tests into WHERE clauses.

src/backend/optimizer/util/clauses.c diff | blob | blame | history

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