Function EvalPlanQualNext

src/backend/executor/execMain.c:3868–3879

* Fetch the next row (if any) from EvalPlanQual testing * * (In practice, there should never be more than one row...) */

 * (In practice, there should never be more than one row...)
 */
TupleTableSlot *
EvalPlanQualNext(EPQState *epqstate)
{
	MemoryContext oldcontext;
	TupleTableSlot *slot;

	oldcontext = MemoryContextSwitchTo(epqstate->recheckestate->es_query_cxt);
	slot = ExecProcNode(epqstate->recheckplanstate);
	MemoryContextSwitchTo(oldcontext);

	return slot;
}

/*
 * Initialize or reset an EvalPlanQual state tree