549 search results - page 57 / 110 » Data Expiration and Aggregate Queries |
INFSOF
2007
14 years 11 months ago
2007
Although spatio-temporal databases have received considerable attention recently, there has been little work on processing range sum queries on the historical records of moving ob...
DATAMINE
2002
14 years 11 months ago
2002
Cubegrades are generalization of association rules which represent how a set of measures (aggregates) is affected by modifying a cube through specialization (rolldown), generaliza...
DCOSS
2008
Springer
15 years 1 months ago
2008
Springer
Sensor networks can be viewed as large distributed databases, and SQL-like high-level declarative languages can be used for data and information retrieval. Energy constraints make ...
105
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DBPL
1997
Springer
15 years 4 months ago
1997
Springer
Abstract. Multidimensional databases are large collections of data, often historical, used for sophisticated analysis oriented to decision making. This activity is supported by an ...
185
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SIGMOD
2008
ACM
15 years 12 months ago
2008
ACM
Graphs are widely used to model real world objects and their relationships, and large graph datasets are common in many application domains. To understand the underlying character...