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Data and Reality: A Timeless Perspective on Perceiving and Managing Information in Our Imprecise World, 3rd Edition by William Kent

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Chapter 7. Models

We return now to the domain of computerized information systems. The bridge that gets us back is the "data model." It is a bridge in the sense that data models are techniques for representing information, and are at the same time sufficiently structured and simplistic as to fit well into computer technology.

I distinguish "data modeling" from "data model." Data modeling is the process of eliciting business requirements and organizing the data to produce a data model. The data model becomes the artifact that can be used and reused to avoid performing the same data modeling activities again and again.

General Concept of Models

We are always in trouble with words. The term "model" is so overused as to be absurd. Out of the whole complex ...

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