pgsql: Update minimum recovery point on truncation.

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От Heikki Linnakangas
Тема pgsql: Update minimum recovery point on truncation.
Дата
Msg-id E1Ti6Gk-0002Mp-0b@gemulon.postgresql.org
обсуждение исходный текст
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Update minimum recovery point on truncation.

If a file is truncated, we must update minRecoveryPoint. Once a file is
truncated, there's no going back; it would not be safe to stop recovery
at a point earlier than that anymore.

Per report from Kyotaro HORIGUCHI. Backpatch to 8.4. Before that,
minRecoveryPoint was not updated during recovery at all.

Branch
------
REL9_1_STABLE

Details
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http://git.postgresql.org/pg/commitdiff/9ba0361f099e1d9827e9da1df95652d83ac8b973

Modified Files
--------------
src/backend/access/transam/xact.c |   43 +++++++++++++++++++++++++++---------
src/backend/catalog/storage.c     |   18 +++++++++++++++
2 files changed, 50 insertions(+), 11 deletions(-)


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