549 search results - page 14 / 110 » Data Expiration and Aggregate Queries |
111
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TKDE
2012
13 years 2 months ago
2012
—Preparing a data set for analysis is generally the most time consuming task in a data mining project, requiring many complex SQL queries, joining tables and aggregating columns....
107
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SSDBM
2000
IEEE
15 years 3 months ago
2000
IEEE
Multidimensional data cubes are used in large data warehouses as a tool for online aggregation of information. As the number of dimensions increases, supporting efficient queries ...
179
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ICDE
2005
IEEE
16 years 1 months ago
2005
IEEE
Resource Description Framework (RDF) is a rapidly expanding web standard. RDF databases attempt to track the massive amounts of web data and services available. In this paper, we ...
WMCSA
2002
IEEE
15 years 4 months ago
2002
IEEE
We show how the database community’s notion of a generic query interface for data aggregation can be applied to ad-hoc networks of sensor devices. As has been noted in the senso...
EDBT
2008
ACM
15 years 12 months ago
2008
ACM
Abstract. Monitoring aggregates on IP traffic data streams is a compelling application for data stream management systems. Often, such streaming aggregation queries involve joining...