When you register you host you will receive alle the necessary information about your database.
You will find you database connection files in the follow directories:
Drupal 7: public/sites/all/settings.php
Most commonly you will have to fill in host(server), database name, User name, password and in some cases port. All this is provided inn the mail received when adding a host, site or database.
Published on: 04 / 01 / 2018