MySQL Issues In Ubuntu

1) To install MySQL, run the following command from a terminal prompt.
sudo apt-get install mysql-server

2) If you need to check whether the MySQL server is running in your machine,  run the following command from a terminal prompt.
sudo netstat -tap | grep mysql

If you get the following reply, it is running.
tcp    0        0     localhost.localdomain:mysql    *:*     LISTEN -

To start the server type below.
sudo /etc/init.d/mysql restart

3) To stop the server type below.
sudo /etc/init.d/mysql stop

4) How to log in to MySQL
mysql -u root -p;

5) How to retrieve users list in mysql
select User from mysql.user;

6) How to create new user account
CREATE USER Ish IDENTIFIED BY PASSWORD 'ish';

7) How to check existing databases
show databases;

8) How to grant all privileges to a user
GRANT ALL ON TEST.* TO 'Ish'@'localhost';

8) How to grant specific privileges to a user
GRANT SELECT,INSERT,UPDATE,DELETE ON TEST.* TO 'Ish'@'localhost';

9) How to log in as a different user
mysql -u USERNAME -p;
(here it will prompt for the password)