Modeling Business Objects with XML Schema

3

Everybody Likes Jazz

3.1 Informal Description

3.2 The Conceptual Model, First Draft

3.3 Asset or Property?

3.4 Normalization

3.5 Partitioned Normal Form

3.6 Resolving is_a Relationships

3.7 Introducing Level 2 Structures

In this chapter we will model a small knowledge base. This will provide us with the information structures from which we can draw examples for the following chapters. I have chosen an example about jazz music and jazz musicians, first, because I think this example is pretty cool, and second, because it allows us to apply our modeling techniques to an area that is not so well understood as the classical purchase order example.

As you probably know, the relationships among jazz musicians are manifold and complex. New bands ...