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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2005-04-20 15:48:36 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2005-04-20 15:48:36 +0000 |
| commit | 9d64632144034cd6b0a32bad1c3a305008149754 (patch) | |
| tree | 3ffabef3865521ea9a6e48e7e2213c369ff01abc /src/backend/executor/nodeSetOp.c | |
| parent | de4fbfadc50efe16cc05ea929bf5b408143d23fa (diff) | |
| download | postgresql-9d64632144034cd6b0a32bad1c3a305008149754.tar.gz postgresql-9d64632144034cd6b0a32bad1c3a305008149754.zip | |
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.
Diffstat (limited to 'src/backend/executor/nodeSetOp.c')
0 files changed, 0 insertions, 0 deletions