485 search results - page 35 / 97 » Processing complex aggregate queries over data streams |
103
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DOLAP
2004
ACM
15 years 6 months ago
2004
ACM
A peer-to-peer (P2P) data management system consists essentially of a network of peer systems, each maintaining full autonomy over its own data resources. Data exchange between pe...
191
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SIGMOD
2008
ACM
16 years 20 days ago
2008
ACM
Supporting ranking queries in database systems has been a popular research topic recently. However, there is a lack of study on supporting ranking queries in data warehouses where...
176
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VLDB
2007
ACM
16 years 22 days ago
2007
ACM
In distributed stream processing environments, large numbers of continuous queries are distributed onto multiple servers. When one or more of these servers become overloaded due t...
114
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PODS
2005
ACM
15 years 6 months ago
2005
ACM
Heavy hitters, which are items occurring with frequency above a given threshold, are an important aggregation and summary tool when processing data streams or data warehouses. Hie...
122
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VLDB
2007
ACM
15 years 6 months ago
2007
ACM
This paper describes Continuous Queries (CQ) in Oracle RDBMS, a feature that incorporates stream and complex event processing into an RDBMS, the first such attempt in commercial d...