2674 search results - page 72 / 535 » Data Models and Query Languages for Spatial Databases |
135
Voted
EDBT
2004
ACM
16 years 2 months ago
2004
ACM
Despite the existence of obstacles in many database applications, traditional spatial query processing utilizes the Euclidean distance metric assuming that points in space are dire...
COOPIS
1994
IEEE
15 years 6 months ago
1994
IEEE
In this paper, we present a query translation algorithm which allows object-oriented queries to be automatically translated into a relational query language. Our goal is to provid...
127
Voted
EDBT
2006
ACM
15 years 6 months ago
2006
ACM
As data management applications grow more complex, they may need efficient distributed query processing, but also subscription management, data archival etc. To enact such applicat...
200
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PODS
2009
ACM
16 years 2 months ago
2009
ACM
The paper investigates the question of whether a partially closed database has complete information to answer a query. In practice an enterprise often maintains master data Dm, a ...
102
Voted
SIGMOD
2002
ACM
16 years 2 months ago
2002
ACM
Spatial indexing has been one of the active focus areas in recent database research. Several variants of Quadtree and R-tree indexes have been proposed in database literature. In ...