Chapter 11. Rule-Based Programming

by Charles Young

In This Chapter

The Roots of Confusion

Understanding the Rule Engine

Common Rule Patterns

Rule Engine Mechanisms

Working with Facts

Optimizing Rule Sets

Programming with the Rule API

The structure and definition of production rules is deceptively simple. In reality, rule development can be challenging. This chapter explores the foundations of the technology and its processing model. It equips developers with the knowledge needed to understand how to exploit the rule engine. It investigates the strengths and weaknesses of the rule-processing approach and explains various behaviors of the engine.

Microsoft’s engine supports facts encoded as Extensible Markup Language (XML) nodes, ...

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