diff options
Diffstat (limited to 'src/backend/executor/nodeMaterial.c')
| -rw-r--r-- | src/backend/executor/nodeMaterial.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/backend/executor/nodeMaterial.c b/src/backend/executor/nodeMaterial.c index 08b5849463..fe12859557 100644 --- a/src/backend/executor/nodeMaterial.c +++ b/src/backend/executor/nodeMaterial.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/executor/nodeMaterial.c,v 1.48 2004/12/31 21:59:45 pgsql Exp $ + * $PostgreSQL: pgsql/src/backend/executor/nodeMaterial.c,v 1.49 2005/03/16 21:38:07 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -127,7 +127,7 @@ ExecMaterial(MaterialState *node) node->eof_underlying = true; return NULL; } - heapTuple = outerslot->val; + heapTuple = ExecFetchSlotTuple(outerslot); should_free = false; /* @@ -139,10 +139,13 @@ ExecMaterial(MaterialState *node) } /* - * Return the obtained tuple. + * Return the obtained tuple, if any. */ slot = (TupleTableSlot *) node->ss.ps.ps_ResultTupleSlot; - return ExecStoreTuple(heapTuple, slot, InvalidBuffer, should_free); + if (heapTuple) + return ExecStoreTuple(heapTuple, slot, InvalidBuffer, should_free); + else + return ExecClearTuple(slot); } /* ---------------------------------------------------------------- |