Predefining hierarchies can provide several key benefits. Some of those benefits are listed here:
- Hierarchies organize attributes and show relationships in the data
- Hierarchies allow for easy drag and drop interactivity
- Hierarchies add significant analytical value to the visualization layer through drilling down and rolling up data, as necessary
Hierarchies store information about relationships in the data, that users may not have otherwise known. I remember when I was working for a client in the telecommunication industry and they had Base Transceiver Stations (BTS) and Sectors, and without looking at my notes, I could never remember the correct order. Did a BTS contain multiple sectors, or did a sector contain multiple ...
