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1998
15 years 4 months ago
Specifying Global Behaviour in Database Federations
Abstract - We discuss the impact of locally implemented behaviour on global behaviour specification in a federation of object-oriented databases. In particular, given a specificati...
Mark W. W. Vermeer, Peter M. G. Apers
CIKM
2005
Springer
15 years 10 months ago
Privacy leakage in multi-relational databases via pattern based semi-supervised learning
In multi-relational databases, a view, which is a context- and content-dependent subset of one or more tables (or other views), is often used to preserve privacy by hiding sensiti...
Hui Xiong, Michael Steinbach, Vipin Kumar
WIDM
2003
ACM
15 years 9 months ago
Query rewriting using views in the presence of inclusion dependencies
Query rewriting using views is an essential issue in data integration. A number of algorithms, e.g., the bucket algorithm, the inverse rules algorithm, the SVB algorithm and the M...
Qingyuan Bai, Jun Hong, Michael F. McTear
WWW
2011
ACM
14 years 11 months ago
Rewriting queries on SPARQL views
The problem of answering SPARQL queries over virtual SPARQL views is commonly encountered in a number of settings, including while enforcing security policies to access RDF data, ...
Wangchao Le, Songyun Duan, Anastasios Kementsietsi...
ADBIS
1998
Springer
97views Database» more  ADBIS 1998»
15 years 8 months ago
Using Queries with Multi-Directional Functions for Numerical Database Applications
Object-oriented database management systems are often motivated by their support for new emerging application areas such as computer-aided design and analysis systems. The object-o...
Staffan Flodin, Kjell Orsborn, Tore Risch