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-- 根据用户输入的员工号,更新指定员工的工资,比如工资涨100
declare
begin
update empnew set sal = sal + 100 where empno = &eno;
if sql%found then
dbms_output.put_line('成功修改员工工资');
commit;
else
dbms_output.put_line('修改员工工资失败');
rollback;
end if;
end;
select * from empnew where empno = 7902;