Sciweavers

73 search results - page 7 / 15
» Distributed Query Processing in P2P Systems with Incomplete ...
Sort
View
CIKM
2006
Springer
13 years 9 months ago
Processing relaxed skylines in PDMS using distributed data summaries
Peer Data Management Systems (PDMS) are a natural extension of heterogeneous database systems. One of the main tasks in such systems is efficient query processing. Insisting on co...
Katja Hose, Christian Lemke, Kai-Uwe Sattler
P2P
2007
IEEE
156views Communications» more  P2P 2007»
14 years 1 months ago
Completeness Estimation of Range Queries in Structured Overlays
Range queries are a very powerful tool in a wide range of data management systems and are vital to a multitude of applications. The hierarchy of structured overlay systems can be ...
Marcel Karnstedt, Kai-Uwe Sattler, Roman Schmidt
WWW
2004
ACM
14 years 8 months ago
Distributed ranking over peer-to-peer networks
Query flooding is a problem existing in Peer-to-Peer networks like Gnutella. Firework Query Model solves this problem by Peer Clustering and routes the query message more intellig...
Dexter Chi Wai Siu, Tak Pang Lau
CIKM
2005
Springer
14 years 1 months ago
Query workload-aware overlay construction using histograms
Peer-to-peer (p2p) systems offer an efficient means of data sharing among a dynamically changing set of a large number of autonomous nodes. Each node in a p2p system is connected...
Georgia Koloniari, Yannis Petrakis, Evaggelia Pito...
HPDC
2010
IEEE
13 years 8 months ago
Distributing the power of OLAP
In this paper we present the Brown Dwarf, a distributed system designed to efficiently store, query and update multidimensional data over an unstructured Peer-to-Peer overlay, wit...
Katerina Doka, Dimitrios Tsoumakos, Nectarios Kozi...