571 search results - page 31 / 115 » A New Type of Metadata for Querying Data Integration Systems |
ICDT
2007
ACM
14 years 1 months ago
2007
ACM
Abstract. We define and study formal privacy guarantees for information integration systems, where sources are related to a public schema by mappings given by source-to-target dep...
CORR
2008
Springer
13 years 7 months ago
2008
Springer
: In a data warehousing process, the phase of data integration is crucial. Many methods for data integration have been published in the literature. However, with the development of...
XMLSEC
2003
ACM
14 years 29 days ago
2003
ACM
As a large quantity of information is presented in XML format on the Web, there are increasing demands for XML security. Until now, research on XML security has been focused on th...
APWEB
2006
Springer
13 years 11 months ago
2006
Springer
In the Semantic Web, RDF (Resource Description Framework) and RDF Schema are commonly used to describe metadata. There are a great many RDF data in current web, therefore, efficien...
GIS
2002
ACM
13 years 7 months ago
2002
ACM
Geographical information systems are more and more based on a DBMS with spatial extensions, which is also the case for the system described in this paper. The design and implementa...