241 search results - page 27 / 49 » Framework for Object Migration in Federated Database Systems |
ECIR
1998
Springer
14 years 11 months ago
1998
Springer
Modern extensible database systems support multimedia data through ADTs. However, because of the problems with multimedia query formulation, this support is not sufficient. Multim...
SACMAT
2006
ACM
15 years 4 months ago
2006
ACM
In this paper we propose an access control model for the Resource Description Framework (RDF). We argue that existing access control models, like the ones developed for securing e...
DEXAW
1998
IEEE
15 years 2 months ago
1998
IEEE
The mobile agent approach has become popular due to recent developments in the mobile code paradigm and enabling programming technologies. Many existing agentbased systems lack cl...
ICDE
2007
IEEE
15 years 4 months ago
2007
IEEE
Workload adaptation allows an autonomic database management system (DBMS) to efficiently make use of its resources and meet its Service Level Objectives (SLOs) by filtering or con...
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DEBU
2002
14 years 10 months ago
2002
Spatio-temporal databases store information about the positions of individual objects over time. In many applications however, such as traffic supervision or mobile communication ...