The following relates to shared hosting on the control panel cp.blacknight.com
Once logged in to cp.blacknight.com
Select the subscription the database is on from the subscription menu on the top of your control panel in http://cp.blacknight.com. Then click on on the 'More services' tab, then click on "Databases" then click on the Database name in question. Here you will see the option to login to phpadmin. If you click the URL beside "Browse database manager". This will open a new window or tab in your browser.
Once logged in you can access the database tables and make your changes. If you are looking to Export or Import a database please see the following