Overview
In this section, we will discuss several scenarios and how to deal with them:
Reset root password
To reset root password, we have to stop the MySQL and start it without the grant tables, change the password and then restart.
Reset Root password
[root@mysql-cluster-b ~]# systemctl stop mysqld.service [root@mysql-cluster-b ~]# mysqld --skip-grant-tables --user=mysql & [1] 24010 [root@mysql-cluster-b ~]# mysql Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 7 Server version: 8.0.37 MySQL Community Server - GPL Copyright (c) 2000, 2024, Oracle and/or its affiliates. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. mysql> FLUSH PRIVILEGES; Query OK, 0 rows affected (0.01 sec) mysql> mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY 'Secret123#'; Query OK, 0 rows affected (0.00 sec) mysql> ^DBye [root@mysql-cluster-b ~]# systemctl restart mysqld.service
Simple as that.