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(parent: 3da9fd8) | 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)
commitbfc294232192d32de22815ffced86fa17bc4d22f
tree244869ceaacc7a117d8058e1e0ba074b0e7470f1tree
parent3da9fd85449d0fd353d81818671c82eac115e59acommit | 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
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