============问题描述============
//创建数据库连接，存入用户名和密码
JDBConnection sqlConn = new JDBConnection();
sqlConn.executeUpdagte("insert into ‘user_test‘(‘name‘,‘password‘) values(" + username + “，” + password + ")");
============解决方案1============
原文：http://www.cnblogs.com/qibileiru/p/4041910.html