I'm going to assume you've just installed MySQL, and you know the root user's password. When you work with MySQL on the command line, you use the "mysql" application.

A quick, step-by-step guide to setting up, configuring, and managing a MySQL database server on Windows, Linux, and macOS.

Jack Wallen explains how to add data into a MySQL table from the command line.

MySQL Command Line Log in to MySQL as the root user or a user with privileges to the database containing the data you want to export.

Whether you're running a LAMP stack on Ubuntu or CentOS, you need to back up your MySQL databases. Learn how to do this with the help of the mysqldump command.