说明：  数据库课程设计--网上购物系统，内有任务书和设计论文，论文中做了需求分析，有E-R图，流程图。数据库有截图，有查询，修改，添加，删除的SQL语句和结果截图。,
(Database of curriculum design- online shopping system, with the mandate and design of book paper, paper has done a needs analysis, there is ER diagram, flowchart. Database screenshot, there are queries, modify, add, delete the SQL statement and results of a screenshot. ,)