1125 search results - page 80 / 225 » Query Answering in Inconsistent Databases |
NCA
2009
IEEE
14 years 4 months ago
2009
IEEE
—In industries such as healthcare, there is a need to electronically share privacy-sensitive data across distinct organizations. We show how this can be done while allowing organ...
SEBD
2004
13 years 11 months ago
2004
In this paper we give an overview of the coDB semantically well-founded P2P DB system. A network of databases, possibly with different schemas, are interconnected by means of GLAV ...
SIGMOD
2003
ACM
14 years 10 months ago
2003
ACM
Webcams, microphones, pressure gauges and other sensors provide exciting new opportunities for querying and monitoring the physical world. In this paper we focus on querying wide ...
ICDT
1995
ACM
14 years 1 months ago
1995
ACM
Partial information in databases can arise when information from several databases is combined. Even if each database is complete for some \world", the combined databases wil...
OTM
2005
Springer
14 years 3 months ago
2005
Springer
The relational algebra and calculus do not take the semantics of terms into account when answering queries. As a consequence, not all tuples that should be returned in response to ...