Chapter 6. Creating Links and Cross-References

If you’re creating a web site, publishing a book, or processing an XML-based purchase order, chances are many pieces of information will refer to other things. This chapter discusses several ways to link XML elements. It reviews three techniques:

  • Using the XML ID, IDREF, and IDREFS datatypes

  • Doing more advanced linking with the key() function

  • Generating links in unstructured documents

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