配置远程连接MySQL数据库

原创作品，出自 “深蓝的blog” 博客，欢迎转载，转载时请务必注明以下出处，否则追究版权法律责任。

深蓝的blog：http://blog.csdn.net/huangyanlong/article/details/44086869

使用mysql远程连接软件（MySQL-Front），远程连接报错：

[root@master ~]# mysql -u root@localhost

Welcome to the MySQL monitor.  Commands end with ; or g.

Your MySQL connection id is 8

Server version: 5.1.66 Source distribution

Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its

affiliates. Other names may be trademarks of their respective

owners.

Type 'help;' or 'h' for help. Type 'c' to clear the current input statement.

mysql>quit

解决远程没法连接：

[root@master ~]# mysql -u root -p

Enter password:

Welcome to the MySQL monitor.  Commands end with ; or g.

Your MySQL connection id is 11

Server version: 5.1.66 Source distribution

Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its

affiliates. Other names may be trademarks of their respective

owners.

Type 'help;' or 'h' for help. Type 'c' to clear the current input statement.

mysql> use mysql;

Reading table information for completion of table and column names

You can turn off this feature to get a quicker startup with -A

Database changed

mysql> select user,password,host from user;

--需要将远程访问主机的IP添加进去

+------+-------------------------------------------+-----------------+

| user | password                                  | host            |

+------+-------------------------------------------+-----------------+

| root | *81F5E21E35407D884A6CD4A731AEBFB6AF209E1B | localhost       |

| root | *D997577481B722A2996B58BCE11EF3C312AC0B89 | master.cloudera |

| root |                                           | 127.0.0.1       |

|      |                                           | localhost       |

|      |                                           | master.cloudera |

+------+-------------------------------------------+-----------------+

5 rows in set (0.00 sec)

mysql> grant all privileges on *.* to root@"10.53.105.221" identified by "root";

--赋予IP地址为10.53.105.221主机具有所有权限（其中包括远程访问、远程操作权限）

Query OK, 0 rows affected (0.04 sec)

mysql> flush privileges;

--重新加载权限设置

Query OK, 0 rows affected (0.05 sec)

mysql> select user,password,host from user;

--再次查询，IP为10.53.105.221主机已添加到host文件中

+------+-------------------------------------------+-----------------+

| user | password                                  | host            |

+------+-------------------------------------------+-----------------+

| root | *81F5E21E35407D884A6CD4A731AEBFB6AF209E1B | localhost       |

| root | *D997577481B722A2996B58BCE11EF3C312AC0B89 | master.cloudera |

| root |                                           | 127.0.0.1       |

|      |                                           | localhost       |

|      |                                           | master.cloudera |

| root | *81F5E21E35407D884A6CD4A731AEBFB6AF209E1B | 10.53.105.221   |

+------+-------------------------------------------+-----------------+

6 rows in set (0.00 sec)

再次远程登陆，成功连接了，以下图：

原创作品，出自 “深蓝的blog” 博客，欢迎转载，转载时请务必注明以下出处，否则追究版权法律责任。

深蓝的blog：http://blog.csdn.net/huangyanlong/article/details/44086869

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