How to change the Mysql users and root password

There are two way to change the mysql user and root passwordmysqladminIf you have never set a root password for MySQL, the server does not require a password at all for connecting as root. To setup root password for first time, use mysqladmin command at shell prompt as follows:$ mysqladmin -u root password NEWPASSWORDHowever, if you want to change (or update) a root password, then you need to use