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Communication Dans Un Congrès Année : 2007

Cost Framework for a Distributed Semi-Structured Environment

Résumé

This paper proposes a generic cost framework for query optimization in an XML-based mediation system called XLive, which integrates distributed, heterogeneous and autonomous data sources. Our approach relies on cost annotation on an XQuery logical representation called Tree Graph View (TGV). A generic cost communication language is used to give an XML-based uniform format for cost communication within the XLive system. This cost framework is suitable for various search strategies to choose the best execution plan for the sake of minimizing the execution cost.
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Dates et versions

hal-00733435 , version 1 (28-12-2012)

Identifiants

  • HAL Id : hal-00733435 , version 1

Citer

Tianxiao Liu, Tuyet-Tram Dang-Ngoc, Dominique Laurent. Cost Framework for a Distributed Semi-Structured Environment. International workshop Database Management and Application over Networks - DBMAN (APWeb/WAIM Workshop), Jun 2007, France. pp.1-11. ⟨hal-00733435⟩
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