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Fix another case in which autovacuum would fail while analyzing

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expressional indexes.  Per report from Brian Hirt.
This commit is contained in:
Tom Lane 2006-01-04 19:16:24 +00:00
parent 507e07e277
commit e0078ea22d
1 changed files with 9 additions and 1 deletions
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10
src/backend/commands/vacuum.c
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@ -13,7 +13,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/vacuum.c,v 1.319 2005/11/22 18:17:09 momjian Exp $
* $PostgreSQL: pgsql/src/backend/commands/vacuum.c,v 1.320 2006/01/04 19:16:24 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -510,6 +510,14 @@ 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)