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author	Tom Lane <tgl@sss.pgh.pa.us>
	Thu, 21 Apr 2005 19:18:13 +0000 (19:18 +0000)
committer	Tom Lane <tgl@sss.pgh.pa.us>
	Thu, 21 Apr 2005 19:18:13 +0000 (19:18 +0000)
commit	14c7fba3f7d0769d8a063dea2854693f35535f6a
tree	51b519e88e8092e6fc9cdd6bf50dbff872bc6fa6	tree \| snapshot
parent	c6221db3c0f7049b804391d59aeadcfbd1f51800	commit \| diff

Rethink original decision to use AND/OR Expr nodes to represent bitmap
logic operations during planning. Seems cleaner to create two new Path
node types, instead --- this avoids duplication of cost-estimation code.
Also, create an enable_bitmapscan GUC parameter to control use of bitmap
plans.

16 files changed:

doc/src/sgml/runtime.sgml		diff \| blob \| blame \| history
src/backend/nodes/outfuncs.c		diff \| blob \| blame \| history
src/backend/optimizer/README		diff \| blob \| blame \| history
src/backend/optimizer/path/allpaths.c		diff \| blob \| blame \| history
src/backend/optimizer/path/costsize.c		diff \| blob \| blame \| history
src/backend/optimizer/plan/createplan.c		diff \| blob \| blame \| history
src/backend/optimizer/util/pathnode.c		diff \| blob \| blame \| history
src/backend/tcop/postgres.c		diff \| blob \| blame \| history
src/backend/utils/misc/guc.c		diff \| blob \| blame \| history
src/backend/utils/misc/postgresql.conf.sample		diff \| blob \| blame \| history
src/bin/psql/tab-complete.c		diff \| blob \| blame \| history
src/include/nodes/nodes.h		diff \| blob \| blame \| history
src/include/nodes/relation.h		diff \| blob \| blame \| history
src/include/optimizer/cost.h		diff \| blob \| blame \| history
src/include/optimizer/pathnode.h		diff \| blob \| blame \| history
src/test/regress/expected/rangefuncs.out		diff \| blob \| blame \| history

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