Which is better?

The city of Chicago receives many 311 service requests throughout the day. 311 service requests are non-urgent community requests, ranging from graffiti removal to street light outages. Chicago maintains a data repository of all these services organized by type of requests. In this exercise, Potholes has been loaded as an example of a table in this repository. It contains pothole reports made by Chicago residents from the past week.

Explore the dataset. What data processing approach is this larger repository most likely using?