mysql创建用户

主数据库:
mysql> select Host,user from mysql.user;
+----------------+---------------+
| Host           | user          |
+----------------+---------------+
| %              | query_all     |
| %              | query_dev     |
| %              | root          |
| %              | zjzc_dba      |
| %              | zjzc_limit_cn |
| 10.171.243.55  | quartz_app    |
| 10.171.243.55  | zjzc_app      |
| 10.252.148.164 | quartz_app    |
| 10.252.148.164 | zjzc_app      |
| 127.0.0.1      | root          |
| ::1            | root          |
| jrhdpt01       | root          |
| localhost      | root          |
+----------------+---------------+
13 rows in set (0.00 sec)


可以看到zjzc_app 和quartz_app 本地无法登陆:




mysql> show grants for 'zjzc_app'@'10.252.148.164';
+----------------------------------------------------------------------------------------------------------------------+
| Grants for zjzc_app@10.252.148.164                                                                                   |
+----------------------------------------------------------------------------------------------------------------------+
| GRANT USAGE ON *.* TO 'zjzc_app'@'10.252.148.164' IDENTIFIED BY PASSWORD '*6AC5E71C51484F1CC759EA9E254C573E67F23AB5' |
| GRANT ALL PRIVILEGES ON `zjzc`.* TO 'zjzc_app'@'10.252.148.164'                                                      |
+----------------------------------------------------------------------------------------------------------------------+
2 rows in set (0.00 sec)


GRANT USAGE ON *.* TO 'zjzc_app'@'10.252.148.164' IDENTIFIED BY PASSWORD 'zjzc,uDagJ.515';

从数据库 内网地址 10.175.204.46 :
mysql> select Host,user from mysql.user;
+-----------+------+
| Host      | user |
+-----------+------+
| 127.0.0.1 | root |
| ::1       | root |
| jrhdpt02  | root |
| localhost | root |
+-----------+------+
4 rows in set (0.00 sec)


mysql>  GRANT USAGE ON *.* TO 'zjzc_app'@'10.252.148.164' IDENTIFIED BY 'zjzc,uDagJ.515';
Query OK, 0 rows affected (0.00 sec)


mysql> show grants for 'zjzc_app'@'10.252.148.164';
+----------------------------------------------------------------------------------------------------------------------+
| Grants for zjzc_app@10.252.148.164                                                                                   |
+----------------------------------------------------------------------------------------------------------------------+
| GRANT USAGE ON *.* TO 'zjzc_app'@'10.252.148.164' IDENTIFIED BY PASSWORD '*6AC5E71C51484F1CC759EA9E254C573E67F23AB5' |
+----------------------------------------------------------------------------------------------------------------------+
1 row in set (0.00 sec)


USAGE 只有连接的权限:

---给zjzc_app在zjzc数据库上的所有权限
 GRANT ALL PRIVILEGES ON 'zjzc'.* TO 'zjzc_app'@'10.252.148.164' 


mysql> GRANT ALL PRIVILEGES ON zjzc.* TO 'zjzc_app'@'10.252.148.164' ;
Query OK, 0 rows affected (0.00 sec)

mysql>  show grants for 'zjzc_app'@'10.252.148.164';
+----------------------------------------------------------------------------------------------------------------------+
| Grants for zjzc_app@10.252.148.164                                                                                   |
+----------------------------------------------------------------------------------------------------------------------+
| GRANT USAGE ON *.* TO 'zjzc_app'@'10.252.148.164' IDENTIFIED BY PASSWORD '*6AC5E71C51484F1CC759EA9E254C573E67F23AB5' |
| GRANT ALL PRIVILEGES ON `zjzc`.* TO 'zjzc_app'@'10.252.148.164'                                                      |
+----------------------------------------------------------------------------------------------------------------------+
2 rows in set (0.00 sec)