1532 search results - page 47 / 307 » Relational data sharing in peer-based data management system... |
SIGMOD
2003
ACM
14 years 8 months ago
2003
ACM
Traditional databases store sets of relatively static records with no pre-defined notion of time, unless timestamp attributes are explicitly added. While this model adequately rep...
EDBT
2002
ACM
14 years 8 months ago
2002
ACM
One of the major challenges facing scientists dealing with gene expression data is how to integrate, explore and analyze vast quantities of related data, often residing in multiple...
OTM
2005
Springer
14 years 2 months ago
2005
Springer
The maintenance of global integrity constraints in database federations is still a challenge since traditional integrity constraint management techniques cannot be applied to such ...
VLDB
2008
ACM
14 years 9 months ago
2008
ACM
Abstract In this article, we present a comprehensive approach for privacy preserving access control based on the notion of purpose. In our model, purpose information associated wit...
TMM
2002
13 years 8 months ago
2002
Abstract--The Internet provides a universal platform for largescale distribution of information and supports inter-organizational services, system integration, and collaboration. U...