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» Fault-Tolerance in Distributed Query Processing
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INFFUS
2008
175views more  INFFUS 2008»
14 years 10 months ago
Adaptive optimization of join trees for multi-join queries over sensor streams
Data processing applications for sensor streams have to deal with multiple continuous data streams with inputs arriving at highly variable and unpredictable rates from various sour...
Joseph S. Gomes, Hyeong-Ah Choi
IPM
2007
137views more  IPM 2007»
14 years 9 months ago
Analyzing imbalance among homogeneous index servers in a web search system
The performance of parallel query processing in a cluster of index servers is crucial for modern web search systems. In such a scenario, the response time basically depends on the...
Claudine Santos Badue, Ricardo A. Baeza-Yates, Ber...
CIKM
2010
Springer
14 years 8 months ago
On the selectivity of multidimensional routing indices
Recently, the problem of efficiently supporting advanced query operators, such as nearest neighbor or range queries, over multidimensional data in widely distributed environments...
Christos Doulkeridis, Akrivi Vlachou, Kjetil N&osl...
PODS
2010
ACM
232views Database» more  PODS 2010»
15 years 3 months ago
Optimal sampling from distributed streams
A fundamental problem in data management is to draw a sample of a large data set, for approximate query answering, selectivity estimation, and query planning. With large, streamin...
Graham Cormode, S. Muthukrishnan, Ke Yi, Qin Zhang
P2P
2007
IEEE
153views Communications» more  P2P 2007»
15 years 4 months ago
On Routing in Distributed Hash Tables
There have been many proposals for constructing routing tables for Distributed Hash Tables (DHT). They can be classified into two groups: A) those that assume that the peers are ...
Fabius Klemm, Sarunas Girdzijauskas, Jean-Yves Le ...