title: Derive the queries compatible to oracle
body: <p>How to derive these queries compatible to Oracle.could you suggest how all these queries to write in one single query.</p>
  
  <pre><code>delete from need_status_history   
  JOIN need_entl ON  need_status_history.need_entl_puid= need_entl.need_entl_puid    
  where need_entl.user_guid=x;
  
  
  delete  from need_entl_order_history    
  JOIN need_entl ON need_entl_order_history.need_entl_puid = need_entl.need_entl_puid    
  where need_entl.user_guid=x;
  
  
  delete from need_entl_notif_history    
  JOIN need_entl ON need_entl_notif_history.need_entl_puid=need_entl.need_entl_puid
  where need_entl.user_guid=x;
  
  
  delete from need_entl where user_guid= x;
  </code></pre>