643 search results - page 51 / 129 » Dynamic prioritization of database queries |
DEXAW
2005
IEEE
15 years 3 months ago
2005
IEEE
Sensor networks have opened new horizons and opportunities for a variety of environmental monitoring, surveillance and healthcare applications. One of the major tasks of sensor ne...
ICDE
2008
IEEE
15 years 4 months ago
2008
IEEE
— In the context of adaptive query processing (AQP), several techniques have been proposed for dynamically adapting/redistributing processor load assignments throughout a computa...
104
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ICDE
2005
IEEE
15 years 3 months ago
2005
IEEE
Current federated systems deploy cost-based query optimization mechanisms; i.e., the optimizer selects a global query plan with the lowest cost to execute. Thus, cost functions in...
158
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ICDE
2008
IEEE
15 years 11 months ago
2008
IEEE
Abstract-- Many popular Web sites suffer occasional uservisible problems such as slow responses, blank pages or error messages being displayed, items not being added to shopping ca...
OTM
2005
Springer
15 years 3 months ago
2005
Springer
The strong dynamics of peer-to-peer networks, coupled with the diversity of peer vocabularies, makes query processing in peer database systems a very challenging task. In this pape...