Click on [Cloud] on the top of the control panel to move to Cloud server management page.
Click on [+Server] on the top right of the page, and then an additional field will appear on the screen.
Select the [Application Server] at the [type] of the [1. Plan], then select the [Database] at the [Service] as well.
It retrieves three generations of a backup copy of the database regularly and automatically.
Each database of backup could be rollbacked.
You can add a disk space in 5GB increments without any limit (you can add more later).