209 search results - page 20 / 42 » Derived Data Update in Semantic Databases |
SIGMOD
2010
ACM
13 years 7 months ago
2010
ACM
In massively collaborative projects such as scientific or community databases, users often need to agree or disagree on the content of individual data items. On the other hand, tr...
ER
2007
Springer
14 years 1 months ago
2007
Springer
XML Schema supports the specification of occurrence constraints by declaring values for its min/maxOccurs attributes. These constraints are structural in the sense that they rest...
DEXAW
2002
IEEE
14 years 18 days ago
2002
IEEE
Optimistic replication of data is a widely used tool for mobile environments, but the behavior of concurrent conflicting updates caused by the relaxed consistency model is poorly ...
CIDR
2007
13 years 9 months ago
2007
Database indices provide a non-discriminative navigational infrastructure to localize tuples of interest. Their maintenance cost is taken during database updates. In this paper, w...
TKDE
2008
13 years 7 months ago
2008
Malicious users can exploit the correlation among data to infer sensitive information from a series of seemingly innocuous data accesses. Thus, we develop an inference violation d...