1.2 系统功能需求.......................................................................................................................1
2 数据库概念设计.........................................................................................................1
2.1 系统概念模型.......................................................................................................................1
3 将概念模型转换为关系模型.....................................................................................2
3.1 将 E-R 模型转换为关系模型...............................................................................................2
3.2 数据库结构设计...................................................................................................................3
3.3 实现数据完整性...................................................................................................................4
4 应用程序设计.............................................................................................................4
4.1 学生选课系统处理流程图...................................................................................................4
4.2 总体结构和外部结构设计...................................................................................................5
5 编程实现.....................................................................................................................5
5.1 Login.aspx.............................................................................................................................5
5.2 Student.aspx..........................................................................................................................5
5.3 Teacher.aspx..........................................................................................................................6
5.4 guanliyuan.aspx.....................................................................................................................6
5.5 Acourse.aspx.........................................................................................................................7
5.6 Ateacher.aspx.........................................................................................................................7
5.7 Astudent.aspx........................................................................................................................8
总 结...............................................................................................................................8
致 谢...............................................................................................................................9
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