
10
Modeling for Flexibility
You are reaching the end of your tour of XML. In the previous chapters, you
learned not only the XML syntax but also how to manipulate XML. The
next two chapters are devoted to a real-life e-commerce application based
on XML.
In this chapter, you review some aspects of XML flexibility. In particular,
you revisit some concepts related to modeling documents. I hope the previ-
ous chapters have convinced you that XML is a flexible solution for many
applications.
You have already learned some of these topics in other chapters. This dis-
cussion consolidates previous discussions. More specifically, you learn
• how to take advantage ...