Chapter 1. The Problem

1.1 What this book is about

Like some other hot topics in information technology (IT), business rule is one of those terms that many people use but few can define. Over the past few years, we“ve seen the level of interest in business rules rising rapidly, which is a useful indicator that they might have some value in building modern information systems. It“s now quite common to find books and articles on multitiered architectures advocating the use of business rules, or business logic, in a middle layer of processing, somewhere between the user interface and back-end servers.

In spite of this rush of enthusiasm, little hard information is to be found on business rules. Analysts, designers, developers, managers, and anyone ...

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