title: doctrine2 criteria - like operator
body: <p>i use doctrine2 in zf2 as orm. i have a query builder object to which add doctrine criteria instance.</p>
  
  <p>i would obtain like operator in where condition. for this i use following</p>
  
  <pre><code>$criteria-&gt;andWhere(Criteria::expr()-&gt;contains('name',$this-&gt;container['srcName']));
  </code></pre>
  
  <p>i get Unknown comparison operator: CONTAINS</p>
  
  <p>if use</p>
  
  <pre><code>$criteria-&gt;andWhere(Criteria::expr()-&gt;eq('name',$this-&gt;container['srcName']));
  </code></pre>
  
  <p>no exception throw but it isn't result that i want</p>