443 search results - page 29 / 89 » Quasi-inverses of schema mappings |
DEXA
1998
Springer
13 years 11 months ago
1998
Springer
This paper presents a framework for a learning based approach to dynamically evolve the conceptual structure of a database in order to facilitate virtual representation of data in ...
CORR
2010
Springer
13 years 6 months ago
2010
Springer
XML has emerged as the standard for representing and exchanging data on the World Wide Web. It is critical to have efficient mechanisms to store and query XML data to exploit the...
ICDE
2010
IEEE
14 years 7 months ago
2010
IEEE
Abstract-- Despite of advances in machine learning technologies, a schema matching result between two database schemas (e.g., those derived from COMA++) is likely to be imprecise. ...
SIGMOD
2006
ACM
14 years 7 months ago
2006
ACM
In this paper we analyze the problem of schema matching, explain why it is such a "tough" problem and suggest directions for handling it effectively. In particular, we p...
WWW
2005
ACM
14 years 8 months ago
2005
ACM
Constructing and maintaining semantic mappings are necessary but troublesome in data sharing systems. While most current work focuses on seeking automated techniques to solve this...