原因是：远程服务器不允许你的java程序访问它的数据库。所以，我们要对远程服务器进行设置，使它允许你进行连接。
解决步骤
1、打开mysql控制台，输入：use mysql;
2、输入：show tables;
3、输入：select host from user;
4、输入：update user set host ='%' where user ='root';
5、重启服务就可以连上了
免责声明！
本站转载的文章为个人学习借鉴使用，本站对版权不负任何法律责任。如果侵犯了您的隐私权益，请联系本站邮箱yoyou2525@163.com删除。
猜您在找
解决java.sql.SQLException: null, message from server: "Host xxx' is not allowed to connect to this MySQL server异常
java.sql.SQLException: null, message from server: "Host 'xxx' is not allowed to connect to this MySQL server"
MySQL | Java.sql.SQLException: null, message from server: "Host 'xxx.xxx.xxx.xxx' is not allowed to connect 异常解决
解决java.sql.SQLException: null, message from server: "Host 'XXX' is not allowed to connect异常
java.sql.SQLException: null, message from server: "Host '192.168.126.100' is not allowed to connect to this MySQL server"
远程mysql_java.sql.SQLException: null, message from server: "Host 'xxx' is not allowed to connect
rror querying database. Cause: java.sql.SQLException: null, message from server: "Host '192.168.30.1' is not allowed to connect to this MySQL server"
连接失败！null, message from server: “Host ‘xxxx‘ is not allowed to connect to this MySQL server“
Cannot create PoolableConnectionFactory (null, message from server: "Host 'admin-PC' is not allowed to connect to this MySQL server")
Host 'xxx' is not allowed to connect to this MySQL server.