title: How to make a table with dynamic columns in Jaspersoft Studio?
body: <p>I need to make this table in Jaspersoft Studio:</p>
  
  <p><img src="https://i.stack.imgur.com/fRZSO.png" alt="My table"></p>
  
  <p>My table sometimes have one test, two, n test or nothing.
  Is it possible? How can I solve this task? </p>