Function ExecSampleScan

src/backend/executor/nodeSamplescan.c:81–89

---------------------------------------------------------------- * ExecSampleScan(node) * * Scans the relation using the sampling method and returns * the next qualifying tuple. * We call the ExecScan() routine and pass it the appropriate * access method functions. * ---------------------------------------------------------------- */

 * ----------------------------------------------------------------
 */
static TupleTableSlot *
ExecSampleScan(PlanState *pstate)
{
	SampleScanState *node = castNode(SampleScanState, pstate);

	return ExecScan(&node->ss,
					(ExecScanAccessMtd) SampleNext,
					(ExecScanRecheckMtd) SampleRecheck);
}

/* ----------------------------------------------------------------
 *		ExecInitSampleScan