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» Applying Multiple Query Optimization in Mobile Databases
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109
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WMCSA
2002
IEEE
15 years 7 months ago
Supporting Aggregate Queries Over Ad-Hoc Wireless Sensor Networks
We show how the database community’s notion of a generic query interface for data aggregation can be applied to ad-hoc networks of sensor devices. As has been noted in the senso...
Samuel Madden, Robert Szewczyk, Michael J. Frankli...
222
Voted
ICDE
2003
IEEE
138views Database» more  ICDE 2003»
16 years 3 months ago
Using State Modules for Adaptive Query Processing
We present a query architecture in which join operators are decomposed into their constituent data structures (State Modules, or SteMs), and dataflow among these SteMs is managed ...
Vijayshankar Raman, Amol Deshpande, Joseph M. Hell...
114
Voted
ICDE
2008
IEEE
119views Database» more  ICDE 2008»
15 years 9 months ago
NGS: a framework for multi-domain query answering
— If we consider a query involving multiple domains, such as “find all database conferences held within six months in locations whose seasonal average temperature is 28◦ C a...
Daniele Braga, Diego Calvanese, Alessandro Campi, ...
131
Voted
AMW
2009
15 years 3 months ago
Stop the Chase: Short Contribution
Abstract. The chase procedure, an algorithm proposed 25+ years ago to fix constraint violations in database instances, has been successfully applied in a variety of contexts, such ...
Michael Meier 0002, Michael Schmidt, Georg Lausen
ICDE
2008
IEEE
395views Database» more  ICDE 2008»
17 years 2 months ago
PermJoin: An Efficient Algorithm for Producing Early Results in Multi-join Query Plans
This paper introduces an efficient algorithm for Producing Early Results in Multi-join query plans (PermJoin, for short). While most previous research focuses only on the case of ...
Justin J. Levandoski, Mohamed E. Khalefa, Mohamed ...