Log Message:
-----------
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.
Modified Files:
--------------
pgsql/src/backend/executor:
nodeBitmapAnd.c (r1.1 -> r1.2)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeBitmapAnd.c.diff?r1=1.1&r2=1.2)
nodeBitmapIndexscan.c (r1.1 -> r1.2)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeBitmapIndexscan.c.diff?r1=1.1&r2=1.2)
nodeBitmapOr.c (r1.1 -> r1.2)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeBitmapOr.c.diff?r1=1.1&r2=1.2)
pgsql/src/include/nodes:
execnodes.h (r1.126 -> r1.127)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/nodes/execnodes.h.diff?r1=1.126&r2=1.127)
---------------------------(end of broadcast)---------------------------
TIP 4: Don't 'kill -9' the postmaster
