2674 search results - page 46 / 535 » Data Models and Query Languages for Spatial Databases |
WISE
2002
Springer
14 years 15 days ago
2002
Springer
The need of using spatial vector data for web-based and mobile applications has been increasing rapidly. Vector spatial data is difficult to generalise (that is, to derive a suita...
DASFAA
2004
IEEE
13 years 11 months ago
2004
IEEE
Abstract. The efficient management of interval sequences represents a core requirement for many temporal and spatial database applications. With the Relational Interval Tree (RI-tr...
JMLC
1997
Springer
13 years 11 months ago
1997
Springer
Abstract. We describe a system designed to provide database programming support for Oberon programmers. The system is based on a generic object-oriented data model which supports r...
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
In this paper, we study a novel form of continuous nearest neighbor queries in the presence of obstacles, namely continuous obstructed nearest neighbor (CONN) search. It considers...
PODS
1999
ACM
13 years 12 months ago
1999
ACM
One of the most important types of query processing in spatial databases and geographic information systems is the spatial join, an operation that selects, from two relations, all...