The Compare tool allows to compare two revisions of the same initial document.
Unlike generic XML comparison tools such as DeltaXML or Altova DiffDog, you must explicitly enable the comparison of revisions in the initial document if you want to be able to compare two revisions using the Compare tool. This is done by selecting menu item (or → → ). → →
Figure 7.6. The Compare tool showing the differences existing between
doc.xml 1 (initial revision) and
doc.xml (latest revision), displayed side by side