ORA-06577:output parameter not a bind variable

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;

call query_student(1,‘12‘);

原文：http://blog.csdn.net/you23hai45/article/details/50279217