Chapter 7. Realizing Business Rules

7.1 Taking stock

By now, you undoubtedly have a reasonably good picture of how rules can be expressed. We know how to produce a series of logical statements that will direct or constrain the operation of an information system. These statements are rooted in a business description, so we can take them as being a true representation of what the business wants to do. We“ve seen how rules can be grouped into rule sets and how rules can be validated, to check that they are self-consistent and that they can produce the intended results.

We also have a broad view of the kinds of structures that frame modern information systems. The next step is to see how we can map the rule definitions onto a practical implementation ...

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