Function ExecInitExtraTupleSlot

src/backend/executor/execTuples.c:1847–1853

---------------- * ExecInitExtraTupleSlot * * Return a newly created slot. If tupledesc is non-NULL the slot will have * that as its fixed tupledesc. Otherwise the caller needs to use * ExecSetSlotDescriptor() to set the descriptor before use. * ---------------- */

 * ----------------
 */
TupleTableSlot *
ExecInitExtraTupleSlot(EState *estate,
					   TupleDesc tupledesc,
					   const TupleTableSlotOps *tts_ops)
{
	return ExecAllocTableSlot(&estate->es_tupleTable, tupledesc, tts_ops);
}

/* ----------------
 *		ExecInitNullTupleSlot