title: How to do a "Select count..." with symfony and propel?
body: <p>I'm trying to do a very simple sql query like this, to a propel Criteria :</p>
  
  <pre><code>SELECT count(id_user) FROM myTable WHERE id_page = 5
  </code></pre>
  
  <p>I did'nt found informations on the documentation.</p>
  
  <p>Have you an idea ??</p>