CREATE OR REPLACE TRIGGER delete_merch_trigger
--上面去掉 OR REPLACE ，固定语法--下面要紧接着跟 on atmtest还是固定语法AFTER DELETE ON atmtest---表--上面写AFTER DELETE--加asBEGININSERT INTO merch_log (who,oper_date) VALUES (USER,SYSDATE)END结果：CREATE TRIGGER delete_merch_triggerON atmtest---表AFTER DELETEASBEGI...
