948 search results - page 20 / 190 » A Database Interface for Complex Objects |
VLDB
1995
ACM
13 years 11 months ago
1995
ACM
Query processing is one of the most, critical issues in Object-Oriented DBMSs. Extensible opt,imizers with efficient, search strategies require a cost model to select the most eff...
DAWAK
2001
Springer
14 years 11 days ago
2001
Springer
The development of techniques for supporting incremental maintenance of materialized views has been an active research area for over twenty years. However, although there has been ...
ESORICS
1998
Springer
14 years 2 days ago
1998
Springer
When implementing a multilevel security policy for Object-Oriented Databases (OODBs), several aspects have to be investigated. One of these aspect is the design of multilevel OODB...
MDM
2004
Springer
14 years 1 months ago
2004
Springer
In this paper, we consider a data model for uncertain trajectories of moving objects. In our model, the trajectory is a vector of uniform stochastic processes. We study “univers...
SIGMOD
2010
ACM
14 years 20 days ago
2010
ACM
With the maturity of GPS, wireless, and Web technologies, increasing amounts of movement data collected from various moving objects, such as animals, vehicles, mobile devices, and...