Обсуждение: pgsql: Fix handling of OID wraparound while in standalone mode.

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pgsql: Fix handling of OID wraparound while in standalone mode.

От
Tom Lane
Дата:
Fix handling of OID wraparound while in standalone mode.

If OID wraparound should occur while in standalone mode (unlikely but
possible), we want to advance the counter to FirstNormalObjectId not
FirstBootstrapObjectId.  Otherwise, user objects might be created with OIDs
in the system-reserved range.  That isn't immediately harmful but it poses
a risk of conflicts during future pg_upgrade operations.

Noted by Andres Freund.  Back-patch to all supported branches, since all of
them are supported sources for pg_upgrade operations.

Branch
------
master

Details
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http://git.postgresql.org/pg/commitdiff/e9c336c78638c191642b18628c306d1c1573fb12

Modified Files
--------------
src/backend/access/transam/varsup.c |   18 +++++++++---------
1 files changed, 9 insertions(+), 9 deletions(-)