m_productionplan_trg.sql

Java写的ERP系统

CREATE OR REPLACE TRIGGER M_ProductionPlan_Trg
AFTER DELETE OR INSERT OR UPDATE
	ON M_ProductionPlan
FOR EACH ROW
DECLARE
/*************************************************************************
 * The contents of this file are subject to the Compiere License.  You may
 * obtain a copy of the License at    http://www.compiere.org/license.html
 * Software is on an  "AS IS" basis,  WITHOUT WARRANTY OF ANY KIND, either
 * express or implied. See the License for details. Code: Compiere ERP+CRM
 * Copyright (C) 1999-2001 Jorg Janke, ComPiere, Inc. All Rights Reserved.
 *************************************************************************
 * $Id: M_ProductionPlan_Trg.sql,v 1.2 2002/05/23 17:31:12 jjanke Exp $
 ***
 * Title:	ReadOnly Check
 * Description:
 ************************************************************************/
	v_ID				NUMBER;
	v_RO				NUMBER;
BEGIN
	--	Get ID
	IF (UPDATING OR INSERTING) THEN
		v_ID := :new.M_Production_ID;
	ELSE
		v_ID := :old.M_Production_ID;
	END IF;

	--	ReadOnly Check
	SELECT 	COUNT(*)
	  INTO	v_RO
	FROM	M_Production
	WHERE	M_Production_ID=v_ID
	  AND	(Processed='Y' OR Posted='Y');
	IF (v_RO > 0) THEN
		RAISE_APPLICATION_ERROR(-20501, 'Document processed/posted');
	END IF;

END M_ProductionPlan_Trg;
/