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We no longer need a snapshot set after opening the finishing transaction: this

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is redundant because autovacuum now always analyzes a single table per
transaction.
This commit is contained in:
Alvaro Herrera 2008-03-19 14:18:21 +00:00
parent 49639a7b2c
commit a9686591d7
1 changed files with 1 additions and 10 deletions
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11
src/backend/commands/vacuum.c
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@ -13,7 +13,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/vacuum.c,v 1.367 2008/03/14 17:25:58 alvherre Exp $
* $PostgreSQL: pgsql/src/backend/commands/vacuum.c,v 1.368 2008/03/19 14:18:21 alvherre Exp $
*
*-------------------------------------------------------------------------
*/
@ -482,15 +482,6 @@ vacuum(VacuumStmt *vacstmt, List *relids,
* PostgresMain().
*/
StartTransactionCommand();
/*
* Re-establish the transaction snapshot. This is wasted effort when
* we are called as a normal utility command, because the new
* transaction will be dropped immediately by PostgresMain(); but it's
* necessary if we are called from autovacuum because autovacuum might
* continue on to do an ANALYZE-only call.
*/
ActiveSnapshot = CopySnapshot(GetTransactionSnapshot());
}
if (vacstmt->vacuum && !IsAutoVacuumWorkerProcess())