2987 search results - page 111 / 598 » Multiobjective Query Optimization |
122
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EDBT
2006
ACM
16 years 1 months ago
2006
ACM
Federated queries are regular relational queries accessing data on one or more remote relational or non-relational data sources, possibly combining them with tables stored in the ...
SSDBM
2010
IEEE
15 years 6 months ago
2010
IEEE
Many applications require to determine the k-nearest neighbors for multiple query points simultaneously. This task is known as all-(k)-nearest-neighbor (AkNN) query. In this paper,...
186
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SIGMOD
2005
ACM
16 years 1 months ago
2005
ACM
This paper introduces RankSQL, a system that provides a systematic and principled framework to support efficient evaluations of ranking (top-k) queries in relational database syst...
105
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PVLDB
2010
14 years 12 months ago
2010
Range queries based on L1 distance are a common type of queries in multimedia databases containing feature vectors. We propose a novel approach that transforms the feature space i...
120
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DBISP2P
2003
Springer
15 years 6 months ago
2003
Springer
Databases have employed a schema-based approach to store and retrieve structured data for decades. For peer-to-peer (P2P) networks, similar approaches are just beginning to emerge,...