XML schema mappings for heterogeneous database access

被引:36
作者
Collins, SR [1 ]
Navathe, S [1 ]
Mark, L [1 ]
机构
[1] Georgia Inst Technol, Coll Comp, Atlanta, GA 30332 USA
关键词
multidatabases; heterogeneous databases access; extensible markup language schema; schema integration;
D O I
10.1016/S0950-5849(02)00015-0
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
The unprecedented increase in the availability of information, due to the success of the World Wide Web, has generated an urgent need for new and robust methods that simplify the querying and integration of data. In this research, we investigate a practical framework for data access to heterogeneous data sources. The framework utilizes the extensible markup language (XML) Schema as the canonical data model for the querying and integration of data from heterogeneous data sources. We present algorithms for mapping relational and network schemas into XML schemas using the relational mapping algorithm. We also present library system of databases (libSyD), a prototype of a system for heterogeneous database access. (C) 2002 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:251 / 257
页数:7
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