How to start and stop MySQL services in Ubuntu Linux

Q. How do I start and stop mysql server under Debian / Ubuntu Linux system?
A. Simply use service or /etc/init.d/mysql script to start / stop / restart mysql database server.

Start MySQL Server

# service mysql start
# /etc/init.d/mysql start

Or

$ sudo service mysql start
$ sudo /etc/init.d/mysql start

Stop MySQL Server

# service mysql stop
# /etc/init.d/mysql stop

Or

$ sudo service mysql stop
$ sudo /etc/init.d/mysql stop

Restart MySQL Server

$ sudo service mysql restart
$ sudo /etc/init.d/mysql restart

Check if MySQL is running

# service mysqld status

Or

# /etc/init.d/mysqld status