摘要
文中提出了一种为了检索万维网上的信息机制并构建了一个关系数据库。解决这个问题分三步:处理了基于HTML的WEB页面的困难;从WEB页面上抽取指定的信息并整合成结构化的文档;给出了把结构化的文档转换成相关的数据表的算法。满足了用户以最小代价、最短时间买到适合自己的商品。
Proposed an architecture in order to retrieve some information on 3W, and populated a relational database. To solve it by three steps ： dispose with those specific difficulties of Web pages based on HTML; extract and marshal data from Web pages into structural document; present an arithmetic converting valid XML document into relational data tables, It satisfied user by virtue of the shortest time and the lowest cost.
出处
《计算机技术与发展》
2007年第3期228-230,共3页
Computer Technology and Development
关键词
比价交易代理
相对URI
映射
comparison- price transction agent
relational URI
mapping
