ORA-06553:PLS-306:wrong number or types of arguments in call to ''_游海东的技术专栏

1、错误描述

2、错误原因

create or replace procedure query_student(id in int,name out varchar2) is
begin
  select t.name into name from t_stu_info t where t.id = id; 
end query_student;create or replace pr