title: Query multiple collections Arangodb
body: <pre><code>FOR col_name IN ['col_1', 'col_2']
  
  FOR d IN FULLTEXT(col_name, 'label', @value)
  
  RETURN d
  </code></pre>
  
  <p>does not works</p>
  
  <p>but</p>
  
  <pre><code>FOR d IN FULLTEXT('col_1', 'label', @value)
  
  RETURN d
  </code></pre>
  
  <p>works fine</p>
  
  <p>I am using arango 3.4.2-1</p>