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» Parallel Query Processing

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ICPADS
2005
IEEE

191views Distributed And Parallel Com...» more ICPADS 2005»

A Model for Distributing and Querying a Data Warehouse on a Computing Grid

14 years 1 months ago

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Data warehouses store large volumes of data according to a multidimensional model with dimensions representing different axes of analysis. OLAP systems (OnLine Analytical Processi...

Pascal Wehrle, Maryvonne Miquel, Anne Tchounikine

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XIMEP
2005
ACM

121views Database» more XIMEP 2005»

Trading Precision for Throughput in XPath Processing

14 years 1 months ago

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We present in this paper a system for rewriting user-speciﬁc XPath queries for higher sharing of common sub-expressions in a streaming environment. We rewrite these queries acco...

Engie Bashir, Jihad Boulos

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VLDB
1995
ACM

132views Database» more VLDB 1995»

Coloring Away Communication in Parallel Query Optimization

13 years 11 months ago

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We address the problem of ﬁnding parallel plans for SQL queries using the two-phase approach of join ordering and query rewrite (JOQR) followed by parallelization. We focus on t...

Waqar Hasan, Rajeev Motwani

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ICDCS
2005
IEEE

85views Distributed And Parallel Com...» more ICDCS 2005»

Supporting Complex Multi-Dimensional Queries in P2P Systems

14 years 1 months ago

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Bin Liu, Wang-Chien Lee, Dik Lun Lee

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