PROCEDURE train_type_d(trainTypeId int,
                       rtn out int)
    is
  v_count number;
  begin
          select count(*) into v_count from TRAIN_TYPE where UP_TRAIN_TYPE_ID= trainTypeId;
          if v_count>0 then
           rtn :=  0;
          else
             delete TRAIN_TYPE where TRAIN_TYPE_ID = trainTypeId;
            rtn :=  1;
          end if;
  end;

this.sysBiz.delTrainType(id);