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103
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ICDCS
2008
IEEE
15 years 5 months ago
2008
IEEE
This paper presents a scalable and adaptive decentralized metadata lookup scheme for ultra large-scale file systems (≥ Petabytes or even Exabytes). Our scheme logically organiz...
ICDT
1990
ACM
15 years 3 months ago
1990
ACM
Ordinary logical implication is not enough for answering queries in a logic database, since especially negative information is only implicitly represented in the database state. M...
ICPR
2008
IEEE
16 years 7 days ago
2008
IEEE
Given a query iris image, the goal of indexing is to identify and retrieve a small subset of candidate irides from the database in order to determine a possible match. This can si...
101
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SIGMOD
2011
ACM
14 years 1 months ago
2011
ACM
We study the problem of generating synthetic databases having declaratively specified characteristics. This problem is motivated by database system and application testing, data ...
ICDE
2010
IEEE
15 years 3 months ago
2010
IEEE
— When a database system is extended with the skyline operator, it is important to determine the most efficient way to execute a skyline query across tables with join operations...