Oracle announced several appliances and engineered systems – Database Appliance, Exadata, Exalogic, T4 super cluster, Exalytics and Big Data Appliance. While these products provided much needed gap in many cases, there is a tremendous amount of confusion about the proper usecase of these machines. In this session attendees will learn the difference between these, the cases a specific one is more suitable for and where *not* to use a product. All will be described from the user’s perspective.