383 search results - page 13 / 77 » Join operations in temporal databases |
ICPADS
2000
IEEE
15 years 2 months ago
2000
IEEE
The most costly spatial operation in spatial databases is a spatial join with combines objects from two data sets based on spatial predicates. Even if the execution time of sequen...
ADBIS
1995
Springer
15 years 1 months ago
1995
Springer
One of the most important operations in spatial access needed systems are spatial joins. Using for processing such operations R-tree like structures is intensively studies now. Th...
GIS
2007
ACM
15 years 1 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...
EDBT
2008
ACM
15 years 9 months ago
2008
ACM
Abstract. Monitoring aggregates on IP traffic data streams is a compelling application for data stream management systems. Often, such streaming aggregation queries involve joining...
VLDB
1989
ACM
15 years 1 months ago
1989
ACM
In this paper, we show detailed analysis and performance evaluation of the Dynamic Hybrid GRACE Hash Join Method (DHGH Method) when the tuple distribution in buckets is unbalanced...