649 search results - page 40 / 130 » Improved and Optimized Partitioning Techniques in Database Q... |
128
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VLDB
1989
ACM
15 years 6 months ago
1989
ACM
An Event-Join combinestemporaljoin and outerjoin properties into a single operation. It is mostly used to group temporal attributes of an entity into a single relation. In this pa...
108
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DEBU
2000
15 years 1 months ago
2000
Execution plans produced by traditional query optimizers for data integration queries may yield poor performance for several reasons. The cost estimates may be inaccurate, the mem...
208
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VLDB
2002
ACM
16 years 2 months ago
2002
ACM
Abstract This paper describes the overall design and architecture of the Timber XML database system currently being implemented at the University of Michigan. The system is based u...
133
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ICDE
2010
IEEE
15 years 8 months ago
2010
IEEE
— In this paper we propose PARINET, a new access method to efficiently retrieve the trajectories of objects moving in networks. The structure of PARINET is based on a combination...
DBISP2P
2005
Springer
15 years 7 months ago
2005
Springer
In this work we address the issue of efficient processing of range queries in DHT-based P2P data networks. The novelty of the proposed approach lies on architectures, algorithms, ...