Usage-Driven Database Design: From Logical Data Modeling through Physical Schema Definition

© George Tillmann 2017

George Tillmann, Usage-Driven Database Design, 10.1007/978-1-4842-2722-0_14

14. The Data Warehouse

George Tillmann¹ 

(1)Ship Bottom, New Jersey, USA

The fewer data needed, the better the information. And an overload of information…leads to information blackout.

—Peter F. Drucker

It is not the facts that we can put our fingers on that concern us but the sum of these facts; it is not the data we want but the essence of the data.

—John Cheever

Over its nearly 50-year history, the decision support system (DSS) has assumed various names encapsulating sometimes identical, sometimes unique, components and features; however, the fundamentals remain essentially the same. The basic DSS includes (1) a user interface or front end, often ...