295 search results - page 21 / 59 » Tuning query performance in mobile sensor databases |
DEXA
2006
Springer
15 years 1 months ago
2006
Springer
Moving range queries over mobile objects are important in many location management applications. There have been quite a few research works in this area. However, all existing solu...
104
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BTW
2003
Springer
15 years 2 months ago
2003
Springer
Abstract: Optimization of nested queries, in particular finding equivalent “flattened” queries for queries that employ the SQL sub-query construct, has been researched extensiv...
SSD
2005
Springer
15 years 2 months ago
2005
Springer
Spatial data are particularly useful in mobile environments. However, due to the low bandwidth of most wireless networks, developing large spatial database applications becomes a c...
165
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VLDB
2005
ACM
15 years 9 months ago
2005
ACM
Abstract Declarative queries are proving to be an attractive paradigm for interacting with networks of wireless sensors. The metaphor that "the sensornet is a database" i...
ICC
2007
IEEE
15 years 3 months ago
2007
IEEE
— This paper deals with a system level design solution to support information gathering in the presence of a mobile querying node that experiences frequent disconnections from a ...