That sounds like a database, how is that not a data structure? And to that data structure the cafe is just a bunch of values, which he listed. That is how you see things like a data structure would.

Definition of data structure: "More precisely, a data structure is a collection of data values, the relationships among them, and the functions or operations that can be applied to the data".

Maybe you would want more generic data structures, but it is used accurately here.