815 search results - page 49 / 163 » Ontology-based integration for relational databases |
WIIW
2001
14 years 11 months ago
2001
: Molecular biology data are placed in different databases, repositories and flat files, usually distributed over the web. Distinct data models with schemas that are often changing...
IDEAS
2006
IEEE
15 years 3 months ago
2006
IEEE
Web caching and content replication techniques emerged to solve performance problems related to the Web. We propose a generic non-parametric heuristic method that integrates both ...
ER
1993
Springer
15 years 1 months ago
1993
Springer
Two major problems in schema integration are to identify correspondences between different conceptual schemas and to verify that the proposed correspondences are consistent with th...
DEXAW
2009
IEEE
15 years 4 months ago
2009
IEEE
—The increasing automation of business processes is one of the main benefits of the ongoing technological evolution. Regarding e-invoices this automation process is still not op...
IDEAS
2007
IEEE
15 years 4 months ago
2007
IEEE
In this paper we study the problem of deciding whether a regular path query over views in data-integration systems can be re-expressed without recursion. The problem becomes chall...