目 录
摘 要 ...............................................................................................................................................4
第一章 引言 .....................................................................................................................................5
1.1 组织机构概况.........................................................................................................................5
1.2 项目开发背景及信息系统目标..............................................................................................5
1.3 信息系统范围..........................................................................................................................6
第二章 系统分析 .............................................................................................................................7
2.1 概述.........................................................................................................................................7
2.1.1
系统分析的含义和目标
..................................................................................................7
2.1.2
系统分析的任务
..............................................................................................................7
2.1.3
系统分析的步骤
..............................................................................................................7
2.2 可行性分析.............................................................................................................................8
2.2.1
技术可行性分析
..............................................................................................................8
2.2.2
经济可行性分析
..............................................................................................................8
2.2.3
营运可行性分析
..............................................................................................................9
2.3 现行系统的详细调查.............................................................................................................9
2.3.1
现行系统的总目标
..........................................................................................................9
第三章 需求分析 .........................................................................................................................10
3.1 业务流程分析........................................................................................................................10
3.2 数据流图...............................................................................................................................11
3.2.1
系统关联图
....................................................................................................................12
3.3 数据字典...............................................................................................................................12
3.3.1
数据流
............................................................................................................................13
3.3.2
数据元素
........................................................................................................................14
3.3.3
数据加工
........................................................................................................................15
3.3.4
数据存储
........................................................................................................................18
3.3.5
外部项
............................................................................................................................19
3.4 基本加工说明.......................................................................................................................20
第四章 系统概要设计 .................................................................................................................21
4.1 软件模块结构设计...............................................................................................................21
4．1．1 开发工具介绍 ............................................................................................................21
JSP 技术.......................................................................................................................................21
4.2 数据库设计...........................................................................................................................29
4.2.1
实体描述
........................................................................................................................30
4.2.2
联系描述
........................................................................................................................30
4.2.3 E-R
图
.............................................................................................................................30
第五章 系统详细设计 .................................................................................................................33
5.1
数据库的逻辑设计
...........................................................................................................33
5.2
数据库的实现
...................................................................................................................33
