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BDA
2004
15 years 5 months ago
Tree Graph Views: On Efficient Evaluation of XQuery in an XML Mediator
XQuery is the emerging standard for querying XML data sources. XLive is a light XML/XQuery mediator developed at University of Versailles whose engine processes an XML algebra der...
Tuyet-Tram Dang-Ngoc, Georges Gardarin, Nicolas Tr...
AINA
2008
IEEE
15 years 4 months ago
Communication Protocols and Message Formats for BLAST Parallelization on Cluster Systems
With the widespread use of BLAST, many parallel versions of BLAST on cluster systems are announced, but little work has been done for the parallel execution in the search for indi...
Hong-Soog Kim, Woo-Hyuk Jang, Dong-Soo Han
SSDBM
2007
IEEE
121views Database» more  SSDBM 2007»
15 years 10 months ago
Cost-based Optimization of Complex Scientific Queries
High energy physics scientists analyze large amounts of data looking for interesting events when particles collide. These analyses are easily expressed using complex queries that ...
Ruslan Fomkin, Tore Risch
VLDB
2004
ACM
111views Database» more  VLDB 2004»
15 years 9 months ago
Lifting the Burden of History from Adaptive Query Processing
Adaptive query processing schemes attempt to reoptimize query plans during the course of query execution. A variety of techniques for adaptive query processing have been proposed,...
Amol Deshpande, Joseph M. Hellerstein
VLDB
2001
ACM
108views Database» more  VLDB 2001»
15 years 8 months ago
Hyperqueries: Dynamic Distributed Query Processing on the Internet
In this paper we propose a new framework for dynamic distributed query processing based on so-called HyperQueries which are essentially query evaluation sub-plans “sitting behin...
Alfons Kemper, Christian Wiesner