How To Change MySQL Root Password


Question: How do I change MySQL root Password?


Answer: You can change MySQL root password using one of the following 3 methods.

These methods can be used on both Windows and Unix Environment including Ubuntu, Debian, CentOS, Fedora, RedHat, Arch Linux, SUSE etc.,

Method 1. How to Change MySQL Root Password Using mysqladmin Command?

You can change the mySQL root password using mysqladmin command as shown below. Please note that there is no space between -p and currentpassword.


# mysqladmin -u root -pcurrentpassword password 'newpassword'


Once you’ve changed it make sure you can login with your new password successfully as shown below.


# mysql -u root -pnewpassword

Welcome to the MySQL monitor. Commands end with ; or \g.

Your MySQL connection id is 8

Server version: 5.1.25-rc-community MySQL Community Server (GPL)

mysql>

Method 2.
How to Change MySQL Root Password From MySQL Prompt Using UPDATE SQL Command?

You can also use the standard update SQL command combined with the MySQL password function to change the password as shown below.

Login to MySQL root account using old password


# mysql -u root -poldpassword

Welcome to the MySQL monitor. Commands end with ; or \g.

Your MySQL connection id is 8

Server version: 5.1.25-rc-community MySQL Community Server (GPL)

mysql>


Use the UPDATE Command to change root password.


mysql> UPDATE user SET password=PASSWORD('newpassword') WHERE user='root';

Query OK, 1 row affected (0.00 sec)

Rows matched: 1 Changed: 1 Warnings: 0


Verify the new MySQL root password
Once you’ve changed it make sure you can login with your new password successfully as shown below.


# mysql -u root -pnewpassword

Welcome to the MySQL monitor. Commands end with ; or \g.

Your MySQL connection id is 8

Server version: 5.1.25-rc-community MySQL Community Server (GPL)

mysql>

Method 3. How to Set MySQL Root Password Using mysqladmin Command?

This method works only if there is no password currently assigned for the root account. If you don’t have any password assigned to the root account, set the password without giving current password as shown below.


# mysqladmin -u root password 'newpassword' [Note: There is no currentpassword for root in this example]


How to Change MySQL Regular User (non-root) Password Using mysqladmin Command?

You can use the same mysqladmin command to change password for a mySQL end-user account as shown below.


# mysqladmin -u jsmith -pcurrentpassword password 'newpassword'


How to Change MySQL Regular User (non-root) Password From MySQL Prompt Using UPDATE SQL Command?

You can also use the standard update SQL command combined with the MySQL password function to change the password of a non-root user as shown below.

mysql> UPDATE user SET password=PASSWORD('newpassword') WHERE user='ramesh';

Query OK, 1 row affected (0.00 sec)

Rows matched: 1 Changed: 1 Warnings: 0
How To Change MySQL Root Password  How To Change MySQL Root Password Reviewed by Chukwumah Rapheal on May 13, 2016 Rating: 5

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