'integer', 'spu_id' => 'integer', 'total_stock' => 'integer', 'surplus_stock' => 'integer', 'sales_num' => 'integer', 'order_num' => 'integer', 'cancel_num' => 'integer', 'ahead_refund_num' => 'integer', 'behind_refund_num' => 'integer', 'saleable' => 'integer']; }