Add code to eval_const_expressions() to support const-simplification of
authorTom Lane <tgl@sss.pgh.pa.us>
Thu, 15 May 2008 17:37:57 +0000 (17:37 +0000)
committerTom Lane <tgl@sss.pgh.pa.us>
Thu, 15 May 2008 17:37:57 +0000 (17:37 +0000)
commitdcecac47333be68656dd25b8b994559817905213
tree07b97822ae52c2a56edb36d0b15ded5b6317fb1e
parent1317f2e4c915547e768287ecad8b8bfb3dc1be20
Add code to eval_const_expressions() to support const-simplification of
CoerceViaIO nodes.  This improves the ability of the planner to deal with
cases where the node input is a constant.  Per bug #4170.
src/backend/optimizer/util/clauses.c