1430 search results - page 59 / 286 » Query operations for moving objects database systems |
COOTS
1997
13 years 10 months ago
1997
This paper discusses a realization of object persistence in a CORBA-based distributed system. In our approach, persistence of CORBA objects is accomplished by the integration of t...
FAST
2010
13 years 11 months ago
2010
Many file systems reorganize data on disk, for example to defragment storage, shrink volumes, or migrate data between different classes of storage. Advanced file system features s...
ISPAN
2002
IEEE
14 years 1 months ago
2002
IEEE
Index is an important element in databases, and the existence of index is unavoidable. When an index has been built on a particular attribute, database operations (e.g. selection,...
DKE
1998
13 years 8 months ago
1998
The issues of schema evolution and temporal object models are generally considered to be orthogonal and are handled independently. However, to properly model applications that nee...
SIGMOD
2008
ACM
14 years 9 months ago
2008
ACM
Many scientific, financial, data mining and sensor network applications need to work with continuous, rather than discrete data e.g., temperature as a function of location, or sto...