varbase_wa=conn.QueryFirstOrDefault<string>(" select t2.`code` from dc_base_warehouse as t1 left join dc_base_country as t2 on t1.area_name = t2.`name` where warehouse_code=@warehouse_code ",new{skuItem.warehouse_code});
varbase_wa=conn.QueryFirstOrDefault<string>(" select t2.`code` from dc_base_warehouse as t1 left join dc_base_country as t2 on t1.area_name = t2.`name` where warehouse_code=@warehouse_code ",new{skuItem.warehouse_code});