CHAPTER 10: LOGICAL AND PHYSICAL DESIGN

Logical Design

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In our considered opinion, logical design is more vital to the health and well-being of the business than is physical design. Bryce’s Law16 states, “Whereas logical information resources will remain relatively static, the physical resources will change dynamically.”

If you give the matter some thought, you will see this makes sense. The logical underpinnings of your organization – its business and data components – will very rarely change. This is because those logical components are inherent in the nature of one’s business. Unless the model itself changes (via a merger, acquisition, divesture, ...

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