Use this guide to learn how to easily create and manage a MySQL 8 user with remote access to all databases.

I now have a database on it that I'd really rather not retype as well as a freshly installed Debian box. What steps are necessary to move the Windows MySQL database to the Debian (PortegeSQL?) server?

As a MySQL developer, you should be at least dimly aware that MySQL supports several database formats. Find out what each is good for and how you use them.