摘要: Declare N1 Varchar(10); Begin Select Ename Into N1 From Scott.Emp Where Empno = 2; Exception When Others Then Dbms_Output.Put_Line(' 1 '); Dbms_Output 阅读全文
posted @ 2021-10-13 10:56 shu'sblog 阅读(198) 评论(0) 推荐(0) 编辑