1. First you need to login as root.

sudo su

2. Next you need to update and upgrade apt.

apt-get update
apt-get upgrade

3. To install MySQL, run the following command:

apt-get install mysql-server

4. During the installation process you will be prompted to enter a password for the MySQL root user.

Once the installation is complete, the MySQL server should be started automatically.

You can run the following command from a terminal prompt to check whether the MySQL server is running:

$sudo netstat -tap | grep mysql

To start mysql server:

/etc/init.d/mysqld start

To stop mysql server:

/etc/init.d/mysqld stop

To restart mysql server:

/etc/init.d/mysqld restart

To change MySQL Password, run the following command:

mysqladmin -u root password NEWPASSWORD

change “NEWPASSWORD” with your own password.