Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
看代码product的在手数量没有保存在数据表中,都是根据仓库的出入库记录计算出来的.如果每天有成千上万条出入库记录,产品也有几百种,这样的话算产品的在手数量的计算量挺大的