642 search results - page 26 / 129 » Answering XML Queries on Heterogeneous Data Sources |
ER
2007
Springer
14 years 2 months ago
2007
Springer
XML Schema supports the specification of occurrence constraints by declaring values for its min/maxOccurs attributes. These constraints are structural in the sense that they rest...
SIGMOD
1997
ACM
14 years 25 days ago
1997
ACM
The Distributed Information Search COmponent (Disco) is a prototype heterogeneous distributed database that accesses underlying data sources. The Disco prototype currently focuses...
SIGMOD
2009
ACM
14 years 9 months ago
2009
ACM
The Web as a global information space is developing from a Web of documents to a Web of data. This development opens new ways for addressing complex information needs. Search is n...
CAISE
2006
Springer
14 years 12 days ago
2006
Springer
Abstract. This paper proposes a framework for transforming and integrating heterogeneous XML data sources, making use of known correspondences from them to ontologies expressed in ...
CAISE
2006
Springer
14 years 12 days ago
2006
Springer
One important task of semantic web portals is to offer both end users and applications a seamless access to knowledge contained in heterogeneous data sources in specific user commu...