title: how to update field names automatically after updating SQL
body: <p>I am changing the command text for a data set inside the <code>.rdl</code> ffile:</p>
  
  <p><img src="https://i.stack.imgur.com/0j8AM.png" alt="enter image description here"></p>
  
  <p>I would like to know how can I update the resulting <code>fields</code> that are returned by the select statement:</p>
  
  <p><img src="https://i.stack.imgur.com/XEuZf.png" alt="enter image description here"></p>
  
  <p>I know that these fields must be automatically generated, so I was wondering if it's possible to update them right after editing the SQL code inline??</p>