'integer', 'cycle_id' => 'integer', 'site_id' => 'integer', 'driver_id' => 'integer', 'meal_order_quantity' => 'integer', 'meal_add_staple_food_num' => 'integer', 'option_order_quantity' => 'integer', 'option_add_staple_food_num' => 'integer', 'status' => 'integer']; const string CREATED_AT = 'create_time'; const string UPDATED_AT = 'update_time'; }