654 search results - page 98 / 131 » Complexity of Answering Queries Using Materialized Views |
104
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CCS
2004
ACM
15 years 5 months ago
2004
ACM
Access control can be used to ensure that database queries pertaining to sensitive information are not answered. This is not enough to prevent users from learning sensitive inform...
86
Voted
WWW
2005
ACM
16 years 13 days ago
2005
ACM
Semantic Portal is the next generation of web portals that are powered by Semantic Web technologies for improved information sharing and exchange for a community of users. Current...
116
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TPCTC
2009
Springer
15 years 6 months ago
2009
Springer
Abstract. Event processing engines are used in diverse mission-critical scenarios such as fraud detection, traffic monitoring, or intensive care units. However, these scenarios hav...
132
Voted
BMCBI
2006
14 years 11 months ago
2006
Integration of heterogeneous data types is a challenging problem, especially in biology, where the number of databases and data types increase rapidly. Amongst the problems that o...
149
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SIGMOD
2012
ACM
13 years 2 months ago
2012
ACM
While extensive work has been done on evaluating queries over tuple-independent probabilistic databases, query evaluation over correlated data has received much less attention eve...