640 search results - page 56 / 128 » Query Optimization Using Multiple SIP Strategies |
AMW
2010
14 years 14 days ago
2010
In this work we present in-network techniques to improve the efficiency of spatial aggregate queries. Such queries are very common in a sensornet setting, demanding more targeted t...
DEBU
2000
13 years 10 months ago
2000
As the area of data management for the Internet has gained in popularity, recent work has focused on effectively dealing with unpredictable, dynamic data volumes and transfer rate...
ICDE
2009
IEEE
14 years 5 months ago
2009
IEEE
— Existing stream processing systems are optimized for a specific metric, which may limit their applicability to diverse applications and environments. This paper presents XFlow...
SRDS
1999
IEEE
14 years 3 months ago
1999
IEEE
Ad-hoc wireless networks have no wired component, and may have unpredictable mobility pattern. Such networks can get partitioned and reconnected several times. One possible approa...
ICDE
2008
IEEE
15 years 11 days ago
2008
IEEE
Applications that monitor functions over rapidly and unpredictably changing data, express their needs as continuous queries. Our focus is on a rich class of queries, expressed as p...