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VLDB
2004
ACM
15 years 2 months ago
2004
ACM
We study the fundamental limitations of relational algebra (RA) and SQL in supporting sequence and stream queries, and present effective query language and data model enrichments ...
VLDB
2004
ACM
2004
ACM
A Multi-Purpose Implementation of Mandatory Access Control in Relational Database Management Systems
15 years 2 months ago
Mandatory Access Control (MAC) implementations in Relational Database Management Systems (RDBMS) have focused solely on Multilevel Security (MLS). MLS has posed a number of challe...
HICSS
2003
IEEE
15 years 2 months ago
2003
IEEE
The research here presented focuses upon the informal, social, and cultural side of managerial coordination and control as manifested in clinical e-health systems. Specifically, t...
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HICSS
2003
IEEE
15 years 2 months ago
2003
IEEE
For many years mobile visitor information systems for museums or exhibitions are a topic of research. Research prototypes aim to provide the user with powerful means for organizin...
DBPL
2003
Springer
15 years 2 months ago
2003
Springer
The increased usage of mobile devices coupled with an unprecedented demand for information has pushed the scalability problem of pull-based data service to the focus. A broadcast ...