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(parent: c28e022) | patch

author	Tom Lane <tgl@sss.pgh.pa.us>
	Fri, 6 Apr 2007 22:33:43 +0000 (22:33 +0000)
committer	Tom Lane <tgl@sss.pgh.pa.us>
	Fri, 6 Apr 2007 22:33:43 +0000 (22:33 +0000)
commit	ce8a17cee193918f38af965faf86e0db7c35ccbe
tree	064b8d55f056c0b5c82eff9a328f86fb3b77defd	tree
parent	c28e0226f1c383800670320b10c80ae5287bb0ed	commit \| diff

Make 'col IS NULL' clauses be indexable conditions.

Teodor Sigaev, with some kibitzing from Tom Lane.

19 files changed:

doc/src/sgml/catalogs.sgml		diff \| blob \| blame \| history
doc/src/sgml/indexam.sgml		diff \| blob \| blame \| history
doc/src/sgml/indices.sgml		diff \| blob \| blame \| history
doc/src/sgml/ref/create_index.sgml		diff \| blob \| blame \| history
src/backend/access/common/scankey.c		diff \| blob \| blame \| history
src/backend/access/gist/gistget.c		diff \| blob \| blame \| history
src/backend/access/nbtree/nbtsearch.c		diff \| blob \| blame \| history
src/backend/access/nbtree/nbtutils.c		diff \| blob \| blame \| history
src/backend/executor/nodeIndexscan.c		diff \| blob \| blame \| history
src/backend/optimizer/path/indxpath.c		diff \| blob \| blame \| history
src/backend/optimizer/plan/createplan.c		diff \| blob \| blame \| history
src/backend/optimizer/util/plancat.c		diff \| blob \| blame \| history
src/backend/utils/adt/selfuncs.c		diff \| blob \| blame \| history
src/include/access/skey.h		diff \| blob \| blame \| history
src/include/catalog/catversion.h		diff \| blob \| blame \| history
src/include/catalog/pg_am.h		diff \| blob \| blame \| history
src/include/nodes/relation.h		diff \| blob \| blame \| history
src/test/regress/expected/create_index.out		diff \| blob \| blame \| history
src/test/regress/sql/create_index.sql		diff \| blob \| blame \| history

Simon's dev repository