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›› 2001, Vol. 27 ›› Issue (04): 123-.

• Papers • Previous Articles     Next Articles

Design of Query Language Based on WWW Information Browse Area

LIU Zhenyu   

  1. (Computer Science Department,University of South China,Hengyang 421001)
  • Published:2001-04-25

基于WWW信息浏览区域的查询语言设计

刘振宇   

  1. 南华大学计算机系 衡阳 421001

Abstract: ln this paper,we persent the ideal of WWW information browse area.Using the OEM model of semistructure data,we succeed to integrate the express of a WWW document with that of its corresponding WWW information browse area.We design a WWW query language WAQL,include its grammar defination,semantic interpretation and the basic implementation of query.

摘要: 提出了WWW信息浏览区域的概念。利用OEM模型把文档本身的表示(文档OEM对象)和它所代表的信息浏览区域的表示(区域OEM对象)完美地结合于一体。设计了一个面向WWW信息浏览区域的WWW信息查询语言──WAQL,给出了严格的语法定义,并进行了详细的语义解释,实现了基本的查询处理过程。

关键词: WWW, 信息查询, 查询语言, 浏览区域

CLC Number: