摘要: CREATE OR REPALCE TRIGGER minimun_age_checkBEFORE INSERT ON employeeFOR EACH ROWBEGIN IF ADD_MONTHS( :new.birth_date, 18*12) > SYSDATE T... 阅读全文
posted @ 2015-06-30 15:40 风灵ARCHER 阅读(192) 评论(0) 推荐(0) 编辑