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Invert logic in pg_exec_query_string() so that we set a snapshot for

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all utility statement types *except* a short list, per discussion a few
days ago.  Add missing SetQuerySnapshot calls in VACUUM and REINDEX,
and guard against calling REINDEX DATABASE from a function (has same
problem as VACUUM).
This commit is contained in:
Tom Lane
2002-10-19 20:15:09 +00:00
parent c1f91a38e2
commit 60992456ed
3 changed files with 37 additions and 14 deletions
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6
src/backend/commands/vacuum.c
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@ -13,7 +13,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/vacuum.c,v 1.241 2002/09/27 20:57:08 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/vacuum.c,v 1.242 2002/10/19 20:15:09 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -306,7 +306,10 @@ vacuum(VacuumStmt *vacstmt)
* multiple tables).
*/
if (vacstmt->vacuum)
{
StartTransactionCommand(true);
SetQuerySnapshot(); /* might be needed for functional index */
}
else
old_context = MemoryContextSwitchTo(anl_context);
@ -724,6 +727,7 @@ vacuum_rel(Oid relid, VacuumStmt *vacstmt, char expected_relkind)
/* Begin a transaction for vacuuming this relation */
StartTransactionCommand(true);
SetQuerySnapshot(); /* might be needed for functional index */
/*
* Check for user-requested abort. Note we want this to be inside a