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(parent: f032722) | patch
Doc: small improvements for documentation about VACUUM freezing.
authorTom Lane <tgl@sss.pgh.pa.us>
Tue, 6 Sep 2016 21:50:53 +0000 (17:50 -0400)
committerTom Lane <tgl@sss.pgh.pa.us>
Tue, 6 Sep 2016 21:50:53 +0000 (17:50 -0400)
commit975768f8eae2581b89ceafe8b16a77ff375207fe
tree429cfd06258dafcb262bcb4a290185954fc6d2eatree
parentf032722f86a709277d44a317a3bc8acd74861a72commit | 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>
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Heikki's random PostgreSQL patches