java编写的数据库课程设计,一个电子商务网站的后台数据库设计,其中关系模型完整详尽,较好的页面设计,简洁美观,操作简易,源码易懂.-java database prepared by the curriculum design, and an e-commerce website of the background database design, which detailed model integrity, a better layout, concise, easy-to-operate

图书管理系统登录窗口源代码，简单的java窗体类接口界面布局和登录管理-Library management system login window source code, simple java form class interface interface layout and log management