serializer optimi

server/apps/supervision/serializers.py

@@ -46,6 +46,12 @@ class RecordSerializer(serializers.ModelSerializer):
         fields = ('id', 'up_date', 'up_user', 'end_date', 'state',
                   'is_yes', 'note', 'noteb','content','content_','task_','task',  'files', 'files_')
     
+    @staticmethod
+    def setup_eager_loading(queryset):
+        """ Perform necessary eager loading of data. """
+        queryset = queryset.select_related('task', 'content', 'belong_dept')
+        return queryset
+
 class TaksDetailSerializer(serializers.ModelSerializer):
     create_by_ = UserSimpleSerializer(source='create_by', read_only = True)
     belong_dept_ = OrganizationSimpleSerializer(source='belong_dept', read_only=True)