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import java.sql.Connection;import java.sql.DriverManager;public class Dbhelper { private static final String driver = "com.mysql.jdbc.Driver"; //数据库驱动 //连接数据库的URL地址       private static final String u...

1、随便写一个usercode2、点击 systemid3、tools-04、点击active5、tools-1选择myeclipse的pluguns6、tools-2