granicus.if.org Git - postgresql/commit

]> granicus.if.org Git - postgresql/commit

author	Tom Lane <tgl@sss.pgh.pa.us>
	Mon, 6 Oct 2003 16:38:28 +0000 (16:38 +0000)
committer	Tom Lane <tgl@sss.pgh.pa.us>
	Mon, 6 Oct 2003 16:38:28 +0000 (16:38 +0000)
commit	fec58f6c3f17ba6acbba65a73ca736578041677f
tree	7c15e8bbc8a28aeb9e15b30e72068a7b636b945f	tree \| snapshot
parent	a0ab31dcc646a1bc25360999d388fd2a8408dc30	commit \| diff

During ALTER TABLE ADD FOREIGN KEY, try to check the existing rows using
a single LEFT JOIN query instead of firing the check trigger for each
row individually. Stephan Szabo, with some kibitzing from Tom Lane and
Jan Wieck.

src/backend/commands/tablecmds.c		diff \| blob \| history
src/backend/utils/adt/ri_triggers.c		diff \| blob \| history
src/include/commands/trigger.h		diff \| blob \| history

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