........................................................32.3.3购物流程图...........................................................................................................42.3.4数据流程图...........................................................................................................52.3.5数据字典................................................................................................................8第三章概要
设计........................................................................................................................113.1总体
方案设计...............................................................................................................113.1.1系统目标.............................................................................................................113.1.2划分子系统.........................................................................................................113.1.3系统结构总体设计.............................................................................................123.1.4系统运行环境要求.............................................................................................123.2数据库设计.....................................................................................................................133.2.1数据库概念结构设计.........................................................................................133.2.3连接数据库.........................................................................................................19第四章详细设计..........................................................................................................................204.1前台设计.......................................................................................................................204.1.1前台总框架..........................................................................................................204.1.2用户管理模块.....................................................................................................224.1.3商品浏览.............................................................................................................234.1.4购物车模块.........................................................................................................244.2后台部分.........................................................................................................................26