6650 search results - page 213 / 1330 » Mutating database queries |
121
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SSDBM
2008
IEEE
15 years 10 months ago
2008
IEEE
Given a query tuple q, the dynamic skyline query retrieves the tuples that are not dynamically dominated by any other in the data set with respect to q. A tuple dynamically dominat...
166
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BTW
2005
Springer
15 years 9 months ago
2005
Springer
: Access control is an important aspect in guaranteeing data privacy within XML data sources which are accessed by users with different access rights. The goal of predicative acces...
117
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ADC
2004
Springer
15 years 9 months ago
2004
Springer
In information retrieval, queries can fail to find documents due to mismatch in terminology. Query expansion is a well-known technique addressing this problem, where additional q...
117
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SSDBM
2010
IEEE
15 years 9 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,...
116
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KRDB
2003
15 years 5 months ago
2003
This paper introduces schema tuple queries and argues for their suitability in representing knowledge over standard relational databases. Schema tuple queries are queries that ret...