基于XML的POS数据更新

Updating of POS Data Based on XML

针对超市管理系统的收银系统与数据服务器交换数据所存在的一些问题 ,提出了一种可以提高计算机资源利用率的数据获取 /更新处理方法。通过增加中间层来处理前台POS所提交数据的更新 ,以及控制各个前台POS结点在数据获取 /更新时的资源占用 。

Considering the shortage of data exchanging with DB server in sales system, the paper puts forward a data acquiring/updating method to improve the use of computer resources. It has better performed to deal with the update data submitted by POS with adding a middle tier to control the resource possessing of each POS when data acquiring updating.