title: PHP MySQL update set
body: <p>I'm trying to update a row, but only to append a new word at <strong>words</strong>:</p>
  
  <pre><code>mysql_query("UPDATE list SET words = words', $new_word' WHERE id = $id_row");
  </code></pre>
  
  <p>It's not working, I've no other ideas..</p>