order

@@ -30,7 +30,7 @@ class AdminAllStatisticsController extends AdminBaseController{
     public function index(){
     public function index(){
         $Order=new OrderModel();
         $Order=new OrderModel();
         $data=$Order->alias('a')
         $data=$Order->alias('a')
-            ->field('a.*,b.serial_number,b.hospital,sum(a.time) as sumTime,sum(*) as num')
+            ->field('a.*,b.serial_number,b.hospital,count(mac_address),sum(a.time) as sumTime,sum(*) as num')
             ->join('equipment b','a.mac_address=b.mac_address')
             ->join('equipment b','a.mac_address=b.mac_address')
             ->group('mac_address')
             ->group('mac_address')
             ->order('start_time','desc')
             ->order('start_time','desc')