This paper presents an overview of Product Data Manage( PDM), then discusses several methods that are used to describe structural data of product in database and give their advantages and disadvantages.

• 这里对基于网络的产品数据管理做了简单的介绍,并对于结构化的产品数据在数据库中的描述做了较为仔细的分析,提出了几种解决方案并分析了各自的优劣。