报错 "Host '192.168.209.1' is not allowed to connect to this MySQL server"
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本文链接:https://blog.csdn.net/weixin_37632381/article/details/84933091
严重: create connection error java.sql.SQLException: null, message from server: "Host '192.168.209.1' is not allowed to connect to this MySQL server" at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:964) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1040) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2191) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2222) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2017) at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:779)**加粗样式**
前提:在window下的eclipse连接Linux虚拟机中的MySQL报错,但是用window下的
navicat可以正常连接同一数据库。
分析报错提示:Host 用户不允许连接数据库。
从上面的截图可以看出chyun用户只允localhost连接。
解决方案:
改表法。
在localhost的那台电脑,登入mysql后,更改 “mysql” 数据库里的 “user” 表里的 “host” 项,从"localhost"改称"%"
mysql -u root -pvmwaremysql>use mysql;
mysql>update user set host = ‘%’ where user = ‘chyun’;
mysql>flush privileges;
mysql>select host, user from user;
授权法。
例如,你想myuser使用mypassword从任何主机连接到mysql服务器的话。
GRANT ALL PRIVILEGES ON . TO ‘myuser’@’%’ IDENTIFIED BY ‘mypassword’ WITH GRANT OPTION;
FLUSH PRIVILEGES;
如果你想允许用户myuser从ip为192.168.1.6的主机连接到mysql服务器,并使用mypassword作为密码
GRANT ALL PRIVILEGES ON . TO ‘myuser’@‘192.168.1.3’ IDENTIFIED BY ‘mypassword’ WITH GRANT OPTION;
FLUSH PRIVILEGES;
如果你想允许用户myuser从ip为192.168.1.6的主机连接到mysql服务器的dk数据库,并使用mypassword作为密码
GRANT ALL PRIVILEGES ON dk.* TO ‘myuser’@‘192.168.1.3’ IDENTIFIED BY ‘mypassword’ WITH GRANT OPTION;
FLUSH PRIVILEGES;
————————————————
版权声明:本文为CSDN博主「爱吃鱼的小乖乖」的原创文章,遵循 CC 4.0 BY-SA 版权协议,转载请附上原文出处链接及本声明。
原文链接:https://blog.csdn.net/weixin_37632381/article/details/84933091
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