oracle plsql 异常

发布时间：2021-01-24 04:55 所属栏目：[站长百科] 来源：网络整理

导读：set serveroutput onDECLAREpename emp.ename%type;beginselect ename into pename from emp where ename=‘1213‘;exceptionwhenno_data_found then dbms_output.put_line(‘没有该数据‘);whenothers then dbms_output.put_line(‘其他exception‘);end;

set serveroutput on

DECLARE
pename emp.ename%type;
begin
select ename into pename from emp where ename=‘1213‘;
exception
when
no_data_found then     dbms_output.put_line(‘没有该数据‘);
when
others then  dbms_output.put_line(‘其他exception‘);
end;

set serveroutput on

DECLARE
pename emp.ename%type;
begin
select ename into pename from emp where ename=‘1213‘;
exception
when
no_data_found then     dbms_output.put_line(‘没有该数据‘);
when
others then  dbms_output.put_line(‘其他exception‘);
end;

set serveroutput on

DECLARE
pnum number;
begin
pnum:=1/0;
exception
when
zero_divide then     dbms_output.put_line(‘0不能做除数‘);
when
others then  dbms_output.put_line(‘其他exception‘);
end;

set serveroutput on

DECLARE
pnum number;
begin
pnum:=‘abc‘;
exception
when
value_error then     dbms_output.put_line(‘value_erroe‘);
when
others then  dbms_output.put_line(‘其他exception‘);
end;

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