item.id=conn.QuerySingleOrDefault<int?>(" select * from dc_base_forecast_history where bailun_sku_warehouse_code=@bailun_sku_warehouse_code and date_str=@date_str ",new{
item.id=conn.QuerySingleOrDefault<int?>(" select * from dc_aims_transfer_warehouse_sales where bailun_sku_warehouse_code=@bailun_sku_warehouse_code and date_str=@date_str ",new{