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Doc: small improvements for documentation about VACUUM freezing.

author Tom Lane <tgl@sss.pgh.pa.us>

Tue, 6 Sep 2016 21:50:53 +0000 (17:50 -0400)

committer Tom Lane <tgl@sss.pgh.pa.us>

Tue, 6 Sep 2016 21:50:53 +0000 (17:50 -0400)

commit 975768f8eae2581b89ceafe8b16a77ff375207fe

tree 429cfd06258dafcb262bcb4a290185954fc6d2ea tree

parent f032722f86a709277d44a317a3bc8acd74861a72 commit | diff

Doc: small improvements for documentation about VACUUM freezing.

Mostly, explain how row xmin's used to be replaced by FrozenTransactionId
and no longer are. Do a little copy-editing on the side.

Per discussion with Egor Rogov. Back-patch to 9.4 where the behavioral
change occurred.

Discussion: <575D7955.6060209@postgrespro.ru>

doc/src/sgml/maintenance.sgml diff | blob | blame | history

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