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(parent: 8e36bb1) | patch
Adjust OR indexscan logic to not generate redundant condition-free OR
authorTom Lane <tgl@sss.pgh.pa.us>
Tue, 1 Mar 2005 01:40:39 +0000 (01:40 +0000)
committerTom Lane <tgl@sss.pgh.pa.us>
Tue, 1 Mar 2005 01:40:39 +0000 (01:40 +0000)
commitdf1b76cf02e154ed95cef75be531b92dc5475db9
tree4a8b92214b0f1a4e73ad14f2d9fd4055498ec751tree
parent8e36bb1095923211f5765acd5a58f00d70d88329commit | diff
Adjust OR indexscan logic to not generate redundant condition-free OR
indexscans involving partial indexes.  These would always be dominated
by a simple indexscan on such an index, so there's no point in considering
them.  Fixes overoptimism in a patch I applied last October.
src/backend/optimizer/path/orindxpath.c diff | blob | blame | history
Bernd Helmle's repository