这是1个数据库，可用于学校内部一些系统的开发来用，最适合电子选课系统最为其数据库。内部还定义了存储过程，非常方便。-This is a database that can be used within some school systems development and use, Elective most amenable to the electronic system most of its database. Also within the definition of the storage process, a very convenient.