title: How to print converted SQL query from yii2 query
body: <p>I want to print query:</p>
  
  <pre><code>$demo = Demo::find()-&gt;all();
  </code></pre>
  
  <p>I want to see converted SQL query with parameters:</p>
  
  <pre><code>createCommand()-&gt;getRawSql();
  </code></pre>
  
  <p>is showing me an error message: </p>
  
  <blockquote>
    <p>yii2 Call to a member function createCommand() on a non-object</p>
  </blockquote>
  
  <p>Please help me to see the actual SQL query.</p>