Grafana从MySql中选择数据总是给出命令拒绝错误1142

问题描述 投票:0回答:1

我正在尝试使用带有mysql的grafana。 MySql从wordpres获取数据。我可以使用grafana连接到MySql数据库,但任何查询数据库的尝试都会导致下面引用的权限错误。有谁知道我做错了什么?我在创建此帐户时确保FLUSH PRIVILEGES;

什么帐户正在使用?

mysql> SELECT USER(),CURRENT_USER();
+-------------------+-------------------+
| USER()            | CURRENT_USER()    |
+-------------------+-------------------+
| grafana@localhost | grafana@localhost |
+-------------------+-------------------+
1 row in set (0.00 sec)

该帐户有哪些权限?

mysql> show grants for 'grafana'@'localhost';
+------------------------------------------------------------------------+
| Grants for grafana@localhost                                           |
+------------------------------------------------------------------------+
| GRANT ALL PRIVILEGES ON *.* TO 'grafana'@'localhost' WITH GRANT OPTION |
+------------------------------------------------------------------------+
1 row in set (0.00 sec)

我可以从桌子上选择吗? (是)

mysql> select * from wp_users;
+----+---------------+------------------------------------+---------------+---------------------------+----------+---------------------+-----------------------------------------------+-------------+---------------+
| ID | user_login    | user_pass                          | user_nicename | user_email                | user_url | user_registered     | user_activation_key                           | user_status | display_name  |
+----+---------------+------------------------------------+---------------+---------------------------+----------+---------------------+-----------------------------------------------+-------------+---------------+
|  1 | admin         | ********************************** | admin         | [email protected]           |          | 2019-02-22 18:09:58 |                                               |           0 | something     |
+----+---------------+------------------------------------+---------------+---------------------------+----------+---------------------+-----------------------------------------------+-------------+---------------+
1 row in set (0.00 sec)

我的mysql信息是什么?

mysql> status
--------------
mysql  Ver 14.14 Distrib 5.7.25, for Linux (x86_64) using  EditLine wrapper

Connection id:      42787
Current database:   information_schema
Current user:       root@localhost
SSL:            Not in use
Current pager:      stdout
Using outfile:      ''
Using delimiter:    ;
Server version:     5.7.25-0ubuntu0.18.04.2 (Ubuntu)
Protocol version:   10
Connection:     Localhost via UNIX socket
Server characterset:    latin1
Db     characterset:    utf8
Client characterset:    latin1
Conn.  characterset:    latin1
UNIX socket:        /var/run/mysqld/mysqld.sock
Uptime:         43 days 2 hours 29 min 53 sec

Threads: 3  Questions: 3576291  Slow queries: 0  Opens: 1570  Flush tables: 1      Open tables: 692  Queries per second avg: 0.960
--------------

尝试在grafana中运行什么查询?

SELECT
  user_registered,
  user_login
FROM wp_users

我试着有和没有尾随; - 没有变化。

grafana用这个查询回馈给我什么?

Error 1142: SELECT command denied to user 'grafana'@'localhost' for table 'wp_users'

我意识到这个帐户有太多的权限,但看到grafana认为它没有足够的,现在我试图让它与至少超过它需要的工作。

mysql ssl permissions grafana
1个回答
0
投票

在被这几小时难倒之后,向我建议了查看日志的概念。由于默认情况下MySql没有启用日志,因此我更改了设置以启用日志并重新启动MySql。这样做之后一切正常。我似乎只需要重新启动服务。

解决方案:

sudo service mysql restart
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