Chapter 9. Implementing Business Logic

In This Chapter

Entity Design

Default Property Values

Property Interaction Rules

Entity Interaction Rules

Validation Rules

Saving Changes

Invoking Business Rules in Web Applications

Business Rules in the Database

Business logic, also known as domain logic, is code that implements a developer’s interpretation of a business domain where the application is intended to solve one or more problems and address opportunities. Because a particular business domain can be described from different points of view, there are different definitions of what constitutes the business logic. This chapter discusses implementation of logic related to real-life entities, such as Customers, Products, and Orders, ...

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