13.4 mysql用户管理 13.5 常用sql语句 13.6 mysql数据库备份恢复

Posted 2020-10-28

13.4 mysql用户管理

1. grant all on . to ‘user1‘ identified by ‘passwd‘;
   mysql> grant all on . to ‘user1‘ identified by ‘passwd‘;
   Query OK, 0 rows affected (0.01 sec)

2. grant SELECT,UPDATE,INSERT on db1. to ‘user2‘@‘192.168.15.132‘ identified by ‘passwd‘;
   mysql> mysql> grant SELECT,UPDATE,INSERT on db1. to ‘user2‘@‘192.168.15.132‘ identtified by ‘passwd‘;
   Query OK, 0 rows affected (0.03 sec)

3. grant all on db1. to ‘user3‘@‘%‘ identified by ‘passwd‘;
   mysql> grant all on db1. to ‘user3‘@‘%‘ identified by ‘passwd‘;
   Query OK, 0 rows affected (0.01 sec)

4. show grants;
   mysql> show grants\G;
   1. row
   Grants for [email protected]: GRANT ALL PRIVILEGES ON . TO ‘root‘@‘localhost‘ IDENTIFIED BY PASSWORD ‘*617636C103DE2F02681E9CB9DD2418DD4000DF30‘ WITH GRANT OPTION
   2. row
   Grants for [email protected]: GRANT PROXY ON ‘‘@‘‘ TO ‘root‘@‘localhost‘ WITH GRANT OPTION
   2 rows in set (0.01 sec)

5. show grants for [email protected]

   mysql> show grants for [email protected];
   +-------------------------------------------------------------------------------------------------------------------+
   | Grants for [email protected] |
   +-------------------------------------------------------------------------------------------------------------------+
   | GRANT USAGE ON . TO ‘user2‘@‘192.168.15.132‘ IDENTIFIED BY PASSWORD ‘59C70DA2F3E3A5BDF46B68F5C8B8F25762BCCEF0‘ |
   | GRANT SELECT, INSERT, UPDATE ON db1. TO ‘user2‘@‘192.168.15.132‘ |
   +-------------------------------------------------------------------------------------------------------------------+
   2 rows in set (0.00 sec)

13.5 常用sql语句

13.6 mysql数据库备份恢复