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(parent: de4fbfa) | patch
Minor performance improvement: avoid unnecessary creation/unioning of
authorTom Lane <tgl@sss.pgh.pa.us>
Wed, 20 Apr 2005 15:48:36 +0000 (15:48 +0000)
committerTom Lane <tgl@sss.pgh.pa.us>
Wed, 20 Apr 2005 15:48:36 +0000 (15:48 +0000)
commit9d64632144034cd6b0a32bad1c3a305008149754
tree3ffabef3865521ea9a6e48e7e2213c369ff01abctree | snapshot
parentde4fbfadc50efe16cc05ea929bf5b408143d23facommit | diff
Minor performance improvement: avoid unnecessary creation/unioning of
bitmaps for multiple indexscans.  Instead just let each indexscan add
TIDs directly into the BitmapOr node's result bitmap.
src/backend/executor/nodeBitmapAnd.c diff | blob | blame | history
src/backend/executor/nodeBitmapIndexscan.c diff | blob | blame | history
src/backend/executor/nodeBitmapOr.c diff | blob | blame | history
src/include/nodes/execnodes.h diff | blob | blame | history
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