Sciweavers

39 search results - page 6 / 8
» Integration of Relational Databases in a Multidatabase Syste...
Sort
View
ICDT
2010
ACM
211views Database» more  ICDT 2010»
14 years 5 months ago
Probabilistic Data Exchange
The work reported here lays the foundations of data exchange in the presence of probabilistic data. This requires rethinking the very basic concepts of traditional data exchange, ...
Ronald Fagin, Benny Kimelfeld, Phokion Kolaitis
CCS
2008
ACM
13 years 9 months ago
Assessing query privileges via safe and efficient permission composition
We propose an approach for the selective enforcement of access control restrictions in, possibly distributed, large data collections based on two basic concepts: i) flexible autho...
Sabrina De Capitani di Vimercati, Sara Foresti, Su...
ESWS
2009
Springer
14 years 2 months ago
CultureSampo: A National Publication System of Cultural Heritage on the Semantic Web 2.0
CULTURESAMPO is an application demonstration of a national level publication system of cultural heritage contents on the Web, based on ideas and technologies of the Semantic (Web a...
Eero Hyvönen, Eetu Mäkelä, Tomi Kau...
VLDB
2007
ACM
108views Database» more  VLDB 2007»
14 years 7 months ago
Update Exchange with Mappings and Provenance
We consider systems for data sharing among heterogeneous peers related by a network of schema mappings. Each peer has a locally controlled and edited database instance, but wants ...
Todd J. Green, Grigoris Karvounarakis, Zachary G. ...
ASWC
2006
Springer
13 years 11 months ago
Minerva: A Scalable OWL Ontology Storage and Inference System
With the increasing use of ontologies in Semantic Web and enterprise knowledge management, it is critical to develop scalable and efficient ontology management systems. In this pap...
Jian Zhou, Li Ma, Qiaoling Liu, Lei Zhang, Yong Yu...