Table of Contents

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  1. Preface
  2. XML Concepts
  3. Using XML with PowerCenter
  4. Working with XML Sources
  5. Using the XML Editor
  6. Working with XML Targets
  7. XML Source Qualifier Transformation
  8. Midstream XML Transformations
  9. XML Datatype Reference
  10. XPath Query Functions Reference

XML Guide

XML Guide

DTD Files

DTD Files

A Document Type Definition (DTD) file defines the element types and attributes in an XML file. A DTD file also provides some constraints on the XML file structure. A DTD file does not contain any data or element datatypes.
The following figure shows elements and attributes in a DTD file:
A DTD file includes elements, attributes, element lists, element occurrences, attribute value options, and attribute names.
  1. Element
  2. Attribute
  3. Element list
  4. Element occurrence
  5. Attribute value option
  6. Attribute name

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