Linux下mysql增加远程连接用户

//查看运行情况

# ps -ef |grep mysql

//连接mysql 

mysql -u root -p

//输入密码

//显示数据库，赋权限。刷新配置

mysql> show databases

    -> ;

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

| Database           |

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

| information_schema |   |

| mysql              |

| performance_schema |

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

7 rows in set (0.00 sec)

mysql> use mysql

Database changed

mysql> select user,password,host from user;

mysql> grant all privileges on *.* to root@"172.20.184.218" identified by "密码";

Query OK, 0 rows affected (0.00 sec)

mysql> flush privileges;

Query OK, 0 rows affected (0.03 sec)

mysql> select user,password,host from user;

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

| user             | password                                  | host            |

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

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | localhost       |

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | 127.0.0.1       |

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | ::1             |           |

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | 172.20.184.218  |

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

12 rows in set (0.00 sec)

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

Query OK, 0 rows affected (0.00 sec)

mysql> flush privileges;

Query OK, 0 rows affected (0.00 sec)

mysql> select user,password,host from user;

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

| user             | password                                  | host            |

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

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | localhost       ||

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | 127.0.0.1       |

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | ::1             |             |

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | 172.20.184.218  |

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | generalmou      |

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

13 rows in set (0.00 sec)

mysql> grant all privileges on *.* to root@"218.56.42.148" identified by "密码";

Query OK, 0 rows affected (0.00 sec)

mysql> flush privileges;

Query OK, 0 rows affected (0.00 sec)

mysql> select user,password,host from user;

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

| user             | password                                  | host            |

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

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | localhost       | |

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | 127.0.0.1       |

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | ::1             |            |

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | 172.20.184.218  |

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | generalmou      |

| root             | *5010744E69D9E83A099DC2A309F119257CCE7EA5 | 218.56.42.148   |

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

14 rows in set (0.00 sec)

mysql>  show variables like '%max_connection_errors%';

Empty set (0.00 sec)

mysql> flush hosts;

Query OK, 0 rows affected (0.00 sec)

mysql>