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Diffstat (limited to 'src/backend/executor/nodeResult.c')
| -rw-r--r-- | src/backend/executor/nodeResult.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/backend/executor/nodeResult.c b/src/backend/executor/nodeResult.c index 7dcb9376ca0..8c2edfd44a2 100644 --- a/src/backend/executor/nodeResult.c +++ b/src/backend/executor/nodeResult.c @@ -27,7 +27,7 @@ * SeqScan (emp.all) * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/executor/nodeResult.c,v 1.6 1998/02/13 03:26:52 vadim Exp $ + * $Header: /cvsroot/pgsql/src/backend/executor/nodeResult.c,v 1.7 1998/02/18 07:19:34 thomas Exp $ * *------------------------------------------------------------------------- */ @@ -291,7 +291,8 @@ ExecReScanResult(Result *node, ExprContext *exprCtxt, Plan *parent) * if chgParam of subnode is not null then plan * will be re-scanned by first ExecProcNode. */ - if (((Plan*) node)->lefttree->chgParam == NULL) + if (((Plan*) node)->lefttree && + ((Plan*) node)->lefttree->chgParam == NULL) ExecReScan (((Plan*) node)->lefttree, exprCtxt, (Plan *) node); } |