A hotel booking application allows customers to change rooms after making a reservation.

In a hotel booking application where room status updates need to be reflected in an external database, the combination of a savable data page and a data transform is a powerful configuration for facilitating updates.

A. A savable data page that contains the room information: This allows for the updated room information to be saved back to the source system, in this case, an external database. Savable data pages are designed for this purpose, providing a mechanism to push changes made in the application back to the external data source efficiently.

C. A data transform to copy updates to the data page: Before saving the updates, a data transform can be used to apply any necessary changes or format