c_period_trg2.sql

来自「Java写的ERP系统」· SQL 代码 · 共 18 行

CREATE OR REPLACE TRIGGER C_Period_Trg2
AFTER INSERT OR DELETE OR UPDATE OF StartDate
	ON C_Period
DECLARE
/******************************************************************************
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 *	Calculate End Date
 */
BEGIN
	UPDATE	C_Period
	  SET	EndDate = ADD_MONTHS(TRUNC(StartDate,'MM'),1)-1;
END C_Period_Trg2;
/