How to delete a MySQL database
From your Dedibox console, click Hosting. A list of your webhosting accounts displays.
Click Manage next to the hosting you want to configure. The webhosting overview page displays.
Click MySQL databases in the side menu. The list of your databases displays.
Click Delete next to the database you want to delete. A pop-up displays.
Confirm the database deletion by clicking on Delete.
All data stored in your database will be deleted. This operation cannot be undone. Make sure you have a backup of your data before deleting your MySQL database.