oracle plsql 自定义异常
发布时间:2021-02-26 17:35:15 所属栏目:站长百科 来源:网络整理
导读:set serveroutput on DECLARE cursor cemp is select ename from emp where deptno = 50 ;pename emp.ename % type; -- 自定义异常 no_emp_found exception; begin open cemp; fetch cemp into pename; if cemp % notfound then raise no_emp_found; end if
set serveroutput on DECLARE cursor cemp is select ename from emp where deptno=50; pename emp.ename%type; --自定义异常 no_emp_found exception; begin open cemp; fetch cemp into pename; if cemp%notfound then raise no_emp_found; end if; close cemp; exception when no_emp_found then dbms_output.put_line(‘自定义异常‘); end; (编辑:晋中站长网) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |