60 search results - page 3 / 12 » Data-Parallel Spatial Join Algorithms |
ICDE
2002
IEEE
14 years 7 months ago
2002
IEEE
ICDE
2008
IEEE
14 years 7 months ago
2008
IEEE
We identify and formalize a novel join operator for two spatial pointsets P and Q. The common influence join (CIJ) returns the pairs of points (p, q), p P, q Q, such that there e...
PODS
1999
ACM
13 years 10 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...
SSD
1999
Springer
13 years 10 months ago
1999
Springer
We provide an evaluation of query execution plans (QEP) in the case of queries with one or two spatial joins. The QEPs assume R -tree indexed relations and use a common set of spat...
GIS
2007
ACM
13 years 9 months ago
2007
ACM
Spatial join is an important yet costly operation in spatial databases. In order to speed up the execution of a spatial join, the input tables are often indexed based on their spa...