11200 search results - page 1879 / 2240 » An Object-oriented Optimization System |
215
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SIGMOD
2006
ACM
16 years 4 months ago
2006
ACM
The area of automatic selection of physical database design to optimize the performance of a relational database system based on a workload of SQL queries and updates has gained p...
206
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SIGMOD
2006
ACM
16 years 4 months ago
2006
ACM
Curated databases in bioinformatics and other disciplines are the result of a great deal of manual annotation, correction and transfer of data from other sources. Provenance infor...
226
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SIGMOD
2006
ACM
16 years 4 months ago
2006
ACM
This paper presents a principled framework for efficient processing of ad-hoc top-k (ranking) aggregate queries, which provide the k groups with the highest aggregates as results....
239
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SIGMOD
2006
ACM
16 years 4 months ago
2006
ACM
In this paper, we present the design, implementation, and evaluation of a system that executes complex event queries over real-time streams of RFID readings encoded as events. The...
228
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SIGMOD
2005
ACM
16 years 4 months ago
2005
ACM
We present algorithms for fast quantile and frequency estimation in large data streams using graphics processor units (GPUs). We exploit the high computational power and memory ba...