public static function GetRelationQueries($sRelCode)
 {
     switch ($sRelCode) {
         case "impacts":
             $aRels = array("DatacenterDevice" => array("sQuery" => "SELECT DatacenterDevice WHERE powerA_id = :this->id OR powerB_id = :this->id", "bPropagate" => true, "iDistance" => 10), "pdu" => array("sQuery" => "SELECT PDU WHERE powerstart_id = :this->id", "bPropagate" => true, "iDistance" => 10));
             return array_merge($aRels, parent::GetRelationQueries($sRelCode));
             break;
         case 'depends on':
             $aRels = array();
             return array_merge($aRels, parent::GetRelationQueries($sRelCode));
             break;
         default:
             return parent::GetRelationQueries($sRelCode);
     }
 }
 /**
  * Placeholder for backward compatibility (iTop <= 2.1.0)
  * in case an extension attempts to redefine this function...	 
  */
 public static function GetRelationQueries($sRelCode)
 {
     return parent::GetRelationQueries($sRelCode);
 }
 public static function GetRelationQueries($sRelCode)
 {
     switch ($sRelCode) {
         case "impacts":
             $aRels = array();
             return array_merge($aRels, parent::GetRelationQueries($sRelCode));
             break;
         case "depends on":
             $aRels = array("connected_network" => array("sQuery" => "SELECT NetworkDevice AS nw JOIN lnkConnectableCIToNetworkDevice AS l1 ON l1.networkdevice_id = nw.id WHERE l1.connectableci_id = :this->id AND l1.connection_type='downlink'", "bPropagate" => true, "iDistance" => 10));
             return array_merge($aRels, parent::GetRelationQueries($sRelCode));
             break;
         default:
             return parent::GetRelationQueries($sRelCode);
     }
 }