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BDA
2004
9 years 19 days 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...
OSDI
2008
ACM
9 years 1 months ago
DryadLINQ: A System for General-Purpose Distributed Data-Parallel Computing Using a High-Level Language
DryadLINQ is a system and a set of language extensions that enable a new programming model for large scale distributed computing. It generalizes previous execution environments su...
Yuan Yu, Michael Isard, Dennis Fetterly, Mihai Bud...
ICLP
2007
Springer
9 years 3 months ago
OnEQL: An Ontology Efficient Query Language Engine for the Semantic Web
Abstract. In this paper we describe the OnEQL system, a query engine that implements optimization techniques and evaluation strategies to speed up the evaluation time of querying a...
Edna Ruckhaus, Maria-Esther Vidal, Eduardo Ruiz
PODC
2010
ACM
9 years 3 months ago
Brief announcement: on the quest of optimal service ordering in decentralized queries
This paper deals with pipelined queries over services. The execution plan of such queries deļ¬nes an order in which the services are called. We present the theoretical underpinni...
Efthymia Tsamoura, Anastasios Gounaris, Yannis Man...
SIGIR
2004
ACM
9 years 4 months ago
A logic-based approach for computing service executions plans in peer-to-peer networks
Abstract. Today, peer-to-peer services can comprise a large and growing number of services, e.g. search services or services dealing with heterogeneous schemas in the context of Di...
Henrik Nottelmann, Norbert Fuhr
SIGMOD
2004
ACM
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9 years 11 months ago
Static Optimization of Conjunctive Queries with Sliding Windows Over Infinite Streams
We define a framework for static optimization of sliding window conjunctive queries over infinite streams. When computational resources are sufficient, we propose that the goal of...
Ahmed Ayad, Jeffrey F. Naughton
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