update dc_base_stock set bailun_sku_warehouse_code=concat(bailun_sku,warehouse_code);
update dc_base_stock_record set bailun_sku_warehouse_code=concat(bailun_sku,warehouse_code); ",commandTimeout:0);
update dc_base_stock_record set bailun_sku_warehouse_code=concat(bailun_sku,warehouse_code);
update dc_base_stock as t1,
(select bailun_sku_warehouse_code,min(stock_time) as 'min_time' from dc_base_stock_record GROUP BY bailun_sku_warehouse_code) as t2
set t1.first_inbound_date = t2.min_time
where t1.bailun_sku_warehouse_code = t2.bailun_sku_warehouse_code;",commandTimeout:0);