diff options
Diffstat (limited to 'src/backend/executor/nodeResult.c')
| -rw-r--r-- | src/backend/executor/nodeResult.c | 36 |
1 files changed, 33 insertions, 3 deletions
diff --git a/src/backend/executor/nodeResult.c b/src/backend/executor/nodeResult.c index 9765103cbe2..2d20079569f 100644 --- a/src/backend/executor/nodeResult.c +++ b/src/backend/executor/nodeResult.c @@ -38,7 +38,7 @@ * Portions Copyright (c) 1994, Regents of the University of California * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/executor/nodeResult.c,v 1.37 2007/02/02 00:07:03 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/executor/nodeResult.c,v 1.38 2007/02/15 03:07:13 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -167,6 +167,36 @@ ExecResult(ResultState *node) } /* ---------------------------------------------------------------- + * ExecResultMarkPos + * ---------------------------------------------------------------- + */ +void +ExecResultMarkPos(ResultState *node) +{ + PlanState *outerPlan = outerPlanState(node); + + if (outerPlan != NULL) + ExecMarkPos(outerPlan); + else + elog(DEBUG2, "Result nodes do not support mark/restore"); +} + +/* ---------------------------------------------------------------- + * ExecResultRestrPos + * ---------------------------------------------------------------- + */ +void +ExecResultRestrPos(ResultState *node) +{ + PlanState *outerPlan = outerPlanState(node); + + if (outerPlan != NULL) + ExecRestrPos(outerPlan); + else + elog(ERROR, "Result nodes do not support mark/restore"); +} + +/* ---------------------------------------------------------------- * ExecInitResult * * Creates the run-time state information for the result node @@ -180,8 +210,8 @@ ExecInitResult(Result *node, EState *estate, int eflags) ResultState *resstate; /* check for unsupported flags */ - Assert(!(eflags & EXEC_FLAG_MARK)); - Assert(!(eflags & EXEC_FLAG_BACKWARD) || outerPlan(node) != NULL); + Assert(!(eflags & (EXEC_FLAG_MARK | EXEC_FLAG_BACKWARD)) || + outerPlan(node) != NULL); /* * create state structure |