我们要将root账户设置为远程可访问

mysql> show databases;

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

| Database |

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

| here |

| information_schema |

| mysql |

| performance_schema |

| sys |

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

选择mysql数据库

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> show tables;

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

| Tables_in_mysql |

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

| columns_priv |

| component |

| db |

| default_roles |

| engine_cost |

| func |

| general_log |

| global_grants |

| gtid_executed |

| help_category |

| help_keyword |

| help_relation |

| help_topic |

| innodb_index_stats |

| innodb_table_stats |

| password_history |

| plugin |

| procs_priv |

| proxies_priv |

| role_edges |

| server_cost |

| servers |

| slave_master_info |

| slave_relay_log_info |

| slave_worker_info |

| slow_log |

| tables_priv |

| time_zone |

| time_zone_leap_second |

| time_zone_name |

| time_zone_transition |

| time_zone_transition_type |

| user |

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

mysql> update user set Host = ‘%‘ where User=‘root‘;

Query OK, 1 row affected (0.13 sec)

Rows matched: 1 Changed: 1 Warnings: 0

最后要刷新一下执行这个

mysql> flush privileges;

Query OK, 0 rows affected (0.01 sec)

然后就可以了