734 search results - page 29 / 147 » Efficient join processing over uncertain data |
179
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VLDB
2007
ACM
15 years 10 months ago
2007
ACM
Low-latency and high-throughput processing are key requirements of data stream management systems (DSMSs). Hence, multi-core processors that provide high aggregate processing capa...
137
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SIGMOD
2005
ACM
15 years 9 months ago
2005
ACM
One of the most common operations in analytic query processing is the application of an aggregate function to the result of a relational join. We describe an algorithm for computi...
167
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ICDE
2005
IEEE
15 years 11 months ago
2005
IEEE
Efficient one-pass computation of F0, the number of distinct elements in a data stream, is a fundamental problem arising in various contexts in databases and networking. We consid...
175
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
Skyline query processing has received considerable attention in the recent past. Mainly, the skyline query is used to find a set of non dominated data points in a multidimensional...
152
Voted
SIGMOD
2005
ACM
15 years 9 months ago
2005
ACM
Window queries are proving essential to data-stream processing. In this paper, we present an approach for evaluating sliding-window aggregate queries that reduces both space and c...