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31

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SIGMOD
2002
ACM

89views Database» more SIGMOD 2002»

Selectivity estimation for spatio-temporal queries to moving objects

14 years 11 months ago

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Yong-Jin Choi, Chin-Wan Chung

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29

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SIGMOD
2002
ACM

118views Database» more SIGMOD 2002»

Compressing SQL workloads

14 years 11 months ago

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Recently several important relational database tasks such as index selection, histogram tuning, approximate query processing, and statistics selection have recognized the importan...

Surajit Chaudhuri, Ashish Kumar Gupta, Vivek R. Na...

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41

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SIGMOD
2002
ACM

112views Database» more SIGMOD 2002»

Minimal probing: supporting expensive predicates for top-k queries

14 years 11 months ago

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This paper addresses the problem of evaluating ranked top-? queries with expensive predicates. As major DBMSs now all support expensive user-defined predicates for Boolean queries...

Kevin Chen-Chuan Chang, Seung-won Hwang

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45

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SIGMOD
2002
ACM

181views Database» more SIGMOD 2002»

Archiving scientific data

14 years 11 months ago

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This report is part of the seminar Digital Information Curation held by Prof. Dr. Marc H. Scholl and Dr. Andr?e Seifert during the winter term 2005/06. Its intention is to summari...

Peter Buneman, Sanjeev Khanna, Keishi Tajima, Wang...

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32

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SIGMOD
2002
ACM

114views Database» more SIGMOD 2002»

Holistic twig joins: optimal XML pattern matching

14 years 11 months ago

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Nicolas Bruno, Nick Koudas, Divesh Srivastava

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24

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SIGMOD
2002
ACM

120views Database» more SIGMOD 2002»

Exploiting statistics on query expressions for optimization

14 years 11 months ago

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Statistics play an important role in influencing the plans produced by a query optimizer. Traditionally, optimizers use statistics built over base tables and assume independence b...

Nicolas Bruno, Surajit Chaudhuri

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38

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SIGMOD
2002
ACM

177views Database» more SIGMOD 2002»

Coordinating backup/recovery and data consistency between database and file systems

14 years 11 months ago

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Managing a combined store consisting of database data and file data in a robust and consistent manner is a challenge for database systems and content management systems. In such a...

Suparna Bhattacharya, C. Mohan, Karen Brannon, Ind...

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50

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SIGMOD
2002
ACM

246views Database» more SIGMOD 2002»

Hierarchical subspace sampling: a unified framework for high dimensional data reduction, selectivity estimation and nearest neig

14 years 11 months ago

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With the increased abilities for automated data collection made possible by modern technology, the typical sizes of data collections have continued to grow in recent years. In suc...

Charu C. Aggarwal

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43

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SIGMOD
2002
ACM

236views Database» more SIGMOD 2002»

The Cougar Approach to In-Network Query Processing in Sensor Networks

14 years 11 months ago

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The widespread distribution and availability of smallscale sensors, actuators, and embedded processors is transforming the physical world into a computing platform. One such examp...

Yong Yao, Johannes Gehrke

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17

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SIGMOD
2002
ACM

90views Database» more SIGMOD 2002»

Database Research at the University of Illinois at Urbana-Champaign

14 years 11 months ago