title: How can like 'z%' in eclipse query when 'z' is my parameter
body: <p>For example</p>
  
  <pre><code>select custName 
  from Customer
  where custName like '%john%';
  </code></pre>
  
  <p>My parameter is custName, so in query Eclipse Birt report, I used </p>
  
  <pre><code>select custName 
  from Customer
  where custName like '%?%';
  </code></pre>
  
  <p>But it wont work, how can I make this possible. I need help. Can anyone solve this matter?</p>