Sciweavers

892 search results - page 66 / 179
» Efficient Querying of Distributed Resources in Mediator Syst...
Sort
View
VLDB
1998
ACM
138views Database» more  VLDB 1998»
15 years 4 months ago
TOPAZ: a Cost-Based, Rule-Driven, Multi-Phase Parallelizer
Currently the key problems of query optimization are extensibility imposed by object-relational technology, as well as query complexity caused by forthcoming applications, such as...
Clara Nippl, Bernhard Mitschang
HPDC
2010
IEEE
15 years 1 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...
VLDB
2005
ACM
112views Database» more  VLDB 2005»
15 years 6 months ago
REED: Robust, Efficient Filtering and Event Detection in Sensor Networks
This paper presents a set of algorithms for efficiently evaluating join queries over static data tables in sensor networks. We describe and evaluate three algorithms that take adv...
Daniel J. Abadi, Samuel Madden, Wolfgang Lindner
VLDB
2007
ACM
102views Database» more  VLDB 2007»
16 years 25 days ago
Randomized Algorithms for Data Reconciliation in Wide Area Aggregate Query Processing
Many aspects of the data integration problem have been considered in the literature: how to match schemas across different data sources, how to decide when different records refer...
Fei Xu, Chris Jermaine
IWCC
1999
IEEE
15 years 4 months ago
Nomad: A Scalable Operating System for Clusters of Uni and Multiprocessors
The recent improvements in workstation and interconnection network performance have popularized the clusters of off-the-shelf workstations. However, the usefulness of these cluste...
Eduardo Pinheiro, Ricardo Bianchini