diff options
-rw-r--r-- | contrib/pgstattuple/pgstattuple.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/contrib/pgstattuple/pgstattuple.c b/contrib/pgstattuple/pgstattuple.c index 31de26aa3f..bac41ceabc 100644 --- a/contrib/pgstattuple/pgstattuple.c +++ b/contrib/pgstattuple/pgstattuple.c @@ -1,5 +1,5 @@ /* - * $Header: /cvsroot/pgsql/contrib/pgstattuple/pgstattuple.c,v 1.12.4.1 2004/10/13 22:22:00 tgl Exp $ + * $Header: /cvsroot/pgsql/contrib/pgstattuple/pgstattuple.c,v 1.12.4.2 2009/03/31 22:56:28 tgl Exp $ * * Copyright (c) 2001,2002 Tatsuo Ishii * @@ -118,6 +118,16 @@ pgstattuple_real(Relation rel) Datum result; /* + * Reject attempts to read non-local temporary relations; we would + * be likely to get wrong data since we have no visibility into the + * owning session's local buffers. + */ + if (isOtherTempNamespace(RelationGetNamespace(rel))) + ereport(ERROR, + (errcode(ERRCODE_FEATURE_NOT_SUPPORTED), + errmsg("cannot access temporary tables of other sessions"))); + + /* * Build a tuple description for a pgstattupe_type tuple */ tupdesc = RelationNameGetTupleDesc(DUMMY_TUPLE); |