Code examples for article http://developer.marklogic.com/blog/good-xml-design-and-performance

ex01.xqy

<doc>
  <group type="widget">
    <item type="sprocket">...</item>
    ...
  </group>
  <group type="employee">
    <item type="executive">...</item>
    ...
  </group>
  <group type="place">
    <item type="city">...</item>
    ...
  </group>
</doc>

ex02.xqy

//group[@type eq 'widget']/item[@type eq 'sprocket']

ex03.xqy

//widgets/sprocket

ex04.xqy

<doc>
  <widgets>
    <sprocket>...</sprocket>
    ...
  </widgets>
  <employees>
    <executive>...</executive>
    ...
  </employees>
  <places>
    <city>...</city>
    ...
  </places>
</doc>