title: Conditions (like "like") on binary field (blob) in oracle
body: <p>How can I search in (put condition on) blob field in oracle, like text fields?</p>
  
  <p>I need someting like:</p>
  
  <pre><code>select * from table_name where blob_field like '%00ff00ff%'
  </code></pre>
  
  <p>Oracle throws some error on it.</p>