title: How to change the name of element in MarkLogic
body: <p>I want to do this change</p>
  
  <p>From:</p>
  
  <p>〈aaa〉
      bbbbbb
  〈/aaa〉</p>
  
  <p>To:</p>
  
  <p>〈bbb〉
      bbbbbb
  〈/bbb〉</p>
  
  <p>by using MarkLogic, XQuery.</p>
  
  <p>How to do that?</p>