3225 search results - page 277 / 645 » Query Optimization by Stored Queries |
186
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TREC
2008
15 years 8 months ago
2008
In this paper, we report our experiments in the TREC 2008 Relevance Feedback Track. Our main goal is to study a novel problem in feedback, i.e., optimization of the balance of the...
209
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VLDB
2007
ACM
16 years 24 days ago
2007
ACM
Testing a database engine has been and continues to be a challenging task. The space of possible SQL queries along with their possible access paths is practically unbounded. Moreo...
185
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SIGMOD
2010
ACM
15 years 11 months ago
2010
ACM
The K-Nearest Neighbor search (kNN) problem has been investigated extensively in the past due to its broad range of applications. In this paper we study this problem in the contex...
214
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CIKM
2011
Springer
14 years 6 months ago
2011
Springer
A continuous top-k query retrieves the k most preferred objects in a data stream according to a given preference function. These queries are important for a broad spectrum of appl...
281
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ICDE
2008
IEEE
16 years 8 months ago
2008
IEEE
In this work we look at combining emerging technologies in programming languages with traditional query processing techniques to provide support for efficient execution of declarat...