Password reset of MariaDB root user and ordinary user

The password here refers to Mariadb Of root User's password

root The user changes the password

If you remember root User login Mariadb You can login directly with your password

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/usr/local/mysql/bin/mysql -uroot -p123

     

      
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If you don't remember root password ：

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1、 edit /etc/my.cnf

 increase ：skip-grant

/etc/init.d/mysqld restart    Then restart the service 

     

      
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2、 Direct Logins Mariadb

/usr/local/mysql/bin/mysql -uroot    Direct Logins   No password required 

 After go in 

use mysq;  Switch to MySQL Under database 
desc user;   see user All fields of the table 
update user set authentication_string=password("123456") where user='root';   Change Password 

     

      
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3、 sign out MariaDB, Delete /etc/my.cnf Inside skip-grant,  Restart the service and log in with a new password 

     

      
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Ordinary users change their passwords

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 After logging into the database   Switch to mysql Under the library of 
use mysql;
select user,host from user;   See which users 

     

      
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 Change the password and root equally   Just change the user name 
 For example, modify bbs user 
 example ：
update user set authentication_string=password("123456") where user='bbs';

     

      
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ps：

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mysql stay 5.7.36 After the version, the password field is saved in authentication_string In the field , Existed in previous versions password In the field .
update user set password=password("123456") where user='root';  
 If it's a previous version , When changing the password   Just change the field parameters .

     

      
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