title: PHP code for selecting random column data for every user
body: <p>PHP code:</p>
  
  <pre><code>$result = executeQuery("select * from question where testid=" . $_SESSION['testid'] . " order by qid;");
  </code></pre>
  
  <p>the above code select same sequence of questions for every user I want the sequence of questions to be changed every time the user start the test</p>