diff options
Diffstat (limited to 'src/backend/commands/tablecmds.c')
| -rw-r--r-- | src/backend/commands/tablecmds.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/backend/commands/tablecmds.c b/src/backend/commands/tablecmds.c index 7b2bab71c34..0934a274c7a 100644 --- a/src/backend/commands/tablecmds.c +++ b/src/backend/commands/tablecmds.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/commands/tablecmds.c,v 1.43 2002/09/22 19:42:50 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/commands/tablecmds.c,v 1.44 2002/09/23 20:43:40 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -367,6 +367,7 @@ TruncateRelation(const RangeVar *relation) RelationGetRelationName(rel)); } + /* Permissions checks */ if (!allowSystemTableMods && IsSystemRelation(rel)) elog(ERROR, "TRUNCATE cannot be used on system tables. '%s' is a system table", RelationGetRelationName(rel)); @@ -375,6 +376,13 @@ TruncateRelation(const RangeVar *relation) aclcheck_error(ACLCHECK_NOT_OWNER, RelationGetRelationName(rel)); /* + * Don't allow truncate on temp tables of other backends ... their + * local buffer manager is not going to cope. + */ + if (isOtherTempNamespace(RelationGetNamespace(rel))) + elog(ERROR, "TRUNCATE cannot be used on temp tables of other processes"); + + /* * Don't allow truncate on tables which are referenced by foreign keys */ fkeyRel = heap_openr(ConstraintRelationName, AccessShareLock); |