2063 search results - page 73 / 413 » Containment of Aggregate Queries |
133
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CAISE
2006
Springer
15 years 7 months ago
2006
Springer
Answering performance to business queries, mainly of aggregated nature, known as On-Line Analytical Processing queries, depends heavily on the proper selection of multidimensional ...
146
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SSDBM
2009
IEEE
15 years 10 months ago
2009
IEEE
Abstract. We propose an original solution for the general reverse k-nearest neighbor (RkNN) search problem in Euclidean spaces. Compared to the limitations of existing methods for ...
140
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DIS
2001
Springer
15 years 8 months ago
2001
Springer
Rapid growth of digital data collections is overwhelming the capabilities of humans to comprehend them without aid. The extraction of useful data from large raw data sets is someth...
168
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SIGMOD
2000
ACM
15 years 8 months ago
2000
ACM
We investigate the problem of using materialized views to answer SQL queries. We focus on modern decision-support queries, which involve joins, arithmetic operations and other (po...
166
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TC
2011
14 years 11 months ago
2011
— Processing the gathered information efficiently is a key functionality for wireless sensor networks. In this article, we study the time complexity, message complexity (number ...