MySQL Administrator: Essential Commands & Setup

In MySQL, an administrator typically refers to a user with superuser privileges who can perform all database management operations. The administrator can use the following commands to manage the database:

1. Logging into MySQL: Administrators can log into MySQL using the following command:

mysql -u username -p

The username is the administrator’s username, and the system will prompt for the password before logging in.

1. Creating databases: Administrators can create databases using the following commands.

CREATE DATABASE database_name;

1. Delete database: Administrators can use the following command to delete a database:

DROP DATABASE database_name;

1. Create user: Administrators can use the following command to create a new user and grant them permissions.

CREATE USER 'username'@'localhost' IDENTIFIED BY 'password';
GRANT ALL PRIVILEGES ON *.* TO 'username'@'localhost';
FLUSH PRIVILEGES;

1. Delete user: Administrators can remove users using the following command:

DROP USER 'username'@'localhost';

1. Viewing permissions: Administrators can use the following command to check a user’s permissions:

SHOW GRANTS FOR 'username'@'localhost';

1. Change Password: Admins can modify user passwords using the following command:

SET PASSWORD FOR 'username'@'localhost' = PASSWORD('new_password');

These are some common operations used by administrators in MySQL, administrators can use other SQL statements for database management according to specific needs.