git.postgresql.org Git - postgresql.git/commit

author	Alvaro Herrera <[email protected]>
	Wed, 16 May 2007 17:28:20 +0000 (17:28 +0000)
committer	Alvaro Herrera <[email protected]>
	Wed, 16 May 2007 17:28:20 +0000 (17:28 +0000)
commit	90cbc63fd10adaeb01c3180156e0e48eee08b5ed
tree	07fc1b8f4efd7d6c4e469ea41a7f9f13b4a23ac9	tree
parent	dfed0012bc03c3cda94e75af54e9c774556c9787	commit \| diff

Have TRUNCATE advance the affected table's relfrozenxid to RecentXmin, to
avoid a later needless VACUUM for Xid-wraparound purposes. We can do this
since the table is known to be left empty, so no Xid remains on it.

Per discussion.

src/backend/catalog/index.c		diff \| blob \| blame \| history
src/backend/commands/tablecmds.c		diff \| blob \| blame \| history
src/include/catalog/index.h		diff \| blob \| blame \| history

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