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(parent: 80a5cf6) | patch

author	Simon Riggs <simon@2ndQuadrant.com>
	Sun, 6 Apr 2014 15:13:43 +0000 (11:13 -0400)
committer	Simon Riggs <simon@2ndQuadrant.com>
	Sun, 6 Apr 2014 15:13:43 +0000 (11:13 -0400)
commit	e5550d5fec66aa74caad1f79b79826ec64898688
tree	046444c974bf3aa9833545c0b9bbc183c37dbfa1	tree
parent	80a5cf643adb496abe577a1ca6dc0c476d849c19	commit \| diff

Reduce lock levels of some ALTER TABLE cmds

VALIDATE CONSTRAINT

CLUSTER ON
SET WITHOUT CLUSTER

ALTER COLUMN SET STATISTICS
ALTER COLUMN SET ()
ALTER COLUMN RESET ()

All other sub-commands use AccessExclusiveLock

Simon Riggs and Noah Misch

Reviews by Robert Haas and Andres Freund

13 files changed:

doc/src/sgml/mvcc.sgml		diff \| blob \| blame \| history
doc/src/sgml/ref/alter_table.sgml		diff \| blob \| blame \| history
src/backend/catalog/toasting.c		diff \| blob \| blame \| history
src/backend/commands/cluster.c		diff \| blob \| blame \| history
src/backend/commands/createas.c		diff \| blob \| blame \| history
src/backend/commands/tablecmds.c		diff \| blob \| blame \| history
src/backend/tcop/utility.c		diff \| blob \| blame \| history
src/backend/utils/adt/ruleutils.c		diff \| blob \| blame \| history
src/backend/utils/cache/relcache.c		diff \| blob \| blame \| history
src/include/catalog/toasting.h		diff \| blob \| blame \| history
src/test/isolation/isolation_schedule		diff \| blob \| blame \| history
src/test/regress/expected/alter_table.out		diff \| blob \| blame \| history
src/test/regress/sql/alter_table.sql		diff \| blob \| blame \| history

Heikki's random PostgreSQL patches