可以对android的初级学者，练习一下数据库编程-Can android junior academics, practice my database programming

android应用中连接电脑数据库的webserver -android application connecting to a computer database webserver

获取联系人项目，分为服务器、客户端、数据库三部分。服务器与客户端通过WebService通信(Getting contacts project is divided into three parts: server, client and database. The server and the client communicate through WebService)