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Only send cleanup_info messages if VACUUM removes any tuples. 

There is no other purpose for this message type than to report
the latestRemovedXid of removed tuples, prior to index scans.
Removes overlooked path for sending invalid latestRemovedXid.
Fixes buildfarm failure on centaur.
This commit is contained in:
Simon Riggs 2010-04-21 19:53:24 +00:00
parent 0192abc4d7
commit f6e092701c
1 changed files with 6 additions and 3 deletions
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9
src/backend/commands/vacuumlazy.c
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@ -29,7 +29,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/vacuumlazy.c,v 1.133 2010/04/21 17:20:56 sriggs Exp $
* $PostgreSQL: pgsql/src/backend/commands/vacuumlazy.c,v 1.134 2010/04/21 19:53:24 sriggs Exp $
*
*-------------------------------------------------------------------------
*/
@ -274,9 +274,12 @@ vacuum_log_cleanup_info(Relation rel, LVRelStats *vacrelstats)
if (rel->rd_istemp || !XLogIsNeeded())
return;
Assert(TransactionIdIsValid(vacrelstats->latestRemovedXid));
if (vacrelstats->tuples_deleted > 0)
{
Assert(TransactionIdIsValid(vacrelstats->latestRemovedXid));
(void) log_heap_cleanup_info(rel->rd_node, vacrelstats->latestRemovedXid);
(void) log_heap_cleanup_info(rel->rd_node, vacrelstats->latestRemovedXid);
}
}
/*