2070 search results - page 219 / 414 » Querying Communities in Relational Databases |
PODS
2010
ACM
15 years 4 months ago
2010
ACM
Cardinality estimation is the problem of estimating the number of tuples returned by a query; it is a fundamentally important task in data management, used in query optimization, ...
169
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SIGMOD
2009
ACM
15 years 12 months ago
2009
ACM
DejaVu is an event processing system that integrates declarative pattern matching over live and archived streams of events on top of a novel system architecture. We propose to dem...
ICIAR
2007
Springer
15 years 5 months ago
2007
Springer
This paper introduces a composite relevance feedback approach for image retrieval using transaction-based and SVM-based learning. A transaction repository is dynamically constructe...
117
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VLDB
2005
ACM
15 years 5 months ago
2005
ACM
Developing cost models for query optimization is significantly harder for XML queries than for traditional relational queries. The reason is that XML query operators are much mor...
195
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ICDE
2007
IEEE
16 years 1 months ago
2007
IEEE
The content-based publish/subscribe (pub/sub) paradigm for system design is becoming increasingly popular, offering unique benefits for a large number of data-intensive applicatio...