Restore mariadb into addon from another source

[jammin (Ben Noblet)]

Answering my own question for anyone else who comes across this thread.

The solution can be found here:

Connecting to MariaDB "docker"

I installed the Home Assistant Operating System on my Intel NUC, the one where I exclusively run Home Assistant Operating System. After the installation all worked fine. Somewhere I read that with such installation on the background dockers are used. Is there somewhere some more documentation around this? How to connect to such docker? Reason for asking; I want do to a mass load of data in the MariaDB and for that I want to do this via command prompt. If my understanding is correct then the M…