Forgot mysql password under linux/centos

 

 

1. Edit the my.cnf file and add a line of skip-grant-tables under [mysqld]

vim /etc/my.cnf

 

 2. Restart mysql

service mysqld restart

 

3. Log in to mysql without entering a password

mysql -uroot -p

 

4. Modify the root user login password

mysql> use mysql;
mysql> update user set authentication_string=password('123456') where user='root';

 

5. Delete the skip-grant-tables added in the first step

 

6. restart mysql

service mysqld restart

 

 Change password completed