Sciweavers

1265 search results - page 153 / 253
» Metadata management and relational databases
Sort
View
SSD
1999
Springer
106views Database» more  SSD 1999»
15 years 2 months ago
XZ-Ordering: A Space-Filling Curve for Objects with Spatial Extension
There is an increasing need to integrate spatial index structures into commercial database management systems. In geographic information systems (GIS), huge amounts of information ...
Christian Böhm, Gerald Klump, Hans-Peter Krie...
SIGMOD
2007
ACM
169views Database» more  SIGMOD 2007»
15 years 10 months ago
Scalable approximate query processing with the DBO engine
This paper describes query processing in the DBO database system. Like other database systems designed for ad-hoc, analytic processing, DBO is able to compute the exact answer to ...
Christopher M. Jermaine, Subramanian Arumugam, Abh...
ER
1998
Springer
106views Database» more  ER 1998»
15 years 2 months ago
Chrono: A Conceptual Design Framework for Temporal Entities
Abstract. Database applications are frequently faced with the necessity of representing time varying information and, particularly in the management of information systems, a few k...
Sonia Bergamaschi, Claudio Sartori
WISE
2010
Springer
14 years 7 months ago
The Ubiquitous DBMS
Advancement in mobile computing technologies has prompted strong needs for database systems that can be used in small devices such as sensors, cellular phones, PDAs, car navigator...
Kyu-Young Whang
SIGMOD
2006
ACM
109views Database» more  SIGMOD 2006»
15 years 10 months ago
OMCAT: optimal maintenance of continuous queries' answers for trajectories
We present our prototype system, OMCAT, which optimizes the reevaluation of a set of pending continuous spatio-temporal queries on trajectory data, when some of the trajectories a...
Hui Ding, Goce Trajcevski, Peter Scheuermann