diff options
Diffstat (limited to 'src/include/executor/executor.h')
| -rw-r--r-- | src/include/executor/executor.h | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/src/include/executor/executor.h b/src/include/executor/executor.h index 59c28b709e6..60326f9d037 100644 --- a/src/include/executor/executor.h +++ b/src/include/executor/executor.h @@ -225,14 +225,31 @@ extern void EvalPlanQualBegin(EPQState *epqstate, EState *parentestate); extern void EvalPlanQualEnd(EPQState *epqstate); /* - * prototypes from functions in execProcnode.c + * functions in execProcnode.c */ extern PlanState *ExecInitNode(Plan *node, EState *estate, int eflags); -extern TupleTableSlot *ExecProcNode(PlanState *node); extern Node *MultiExecProcNode(PlanState *node); extern void ExecEndNode(PlanState *node); extern bool ExecShutdownNode(PlanState *node); + +/* ---------------------------------------------------------------- + * ExecProcNode + * + * Execute the given node to return a(nother) tuple. + * ---------------------------------------------------------------- + */ +#ifndef FRONTEND +static inline TupleTableSlot * +ExecProcNode(PlanState *node) +{ + if (node->chgParam != NULL) /* something changed? */ + ExecReScan(node); /* let ReScan handle this */ + + return node->ExecProcNode(node); +} +#endif + /* * prototypes from functions in execExpr.c */ |