数据库实习学生选课系统，包括系统说明书。本系统主要包括以下的功能：

1）教师信息，包括：

*查看，修改个人信息和查看学生信息；

*课程安排和课程评论；

*修改学生成绩；

2）　　学生信息，包括：

*查看修改个人信息；

*选课；

*查看已选课程和已修课程；

3）管理员信息，包括：

* 课程类别设置和选课设置；

*对课程进行增删改；

*查看选课情况和选课评论；

-Course student database system, including the system specification. The system mainly includes the following features: 1) teachers of information, including:* view, modify personal information and view student information * curriculum and curriculum reviews * revision of student achievement　2) student information, including:* Show modify personal information　* course * Show has been chosen courses and refresher courses　3) an administrator of information, including:* types of courses set-up and course settings * additions and deletions to the curriculum reform * See course conditions and course reviews