Function ExecCustomScanEstimate

src/backend/executor/nodeCustom.c:161–172

}

void
ExecCustomScanEstimate(CustomScanState *node, ParallelContext *pcxt)
{
	const CustomExecMethods *methods = node->methods;

	if (methods->EstimateDSMCustomScan)
	{
		node->pscan_len = methods->EstimateDSMCustomScan(node, pcxt);
		shm_toc_estimate_chunk(&pcxt->estimator, node->pscan_len);
		shm_toc_estimate_keys(&pcxt->estimator, 1);
	}
}

void
ExecCustomScanInitializeDSM(CustomScanState *node, ParallelContext *pcxt)