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222
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SIGMOD
2008
ACM
16 years 4 months ago
2008
ACM
Reverse skyline queries over uncertain databases have many important applications such as sensor data monitoring and business planning. Due to the existence of uncertainty in many...
238
Voted
SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
Data availability, collection and storage have increased dramatically in recent years, raising new technological and algorithmic challenges for database design and data management...
195
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
In this paper, we describe MySearchView ? a system for assembling search engines into metasearch engines. With this system, any user can create a metasearch engine by simply letti...
191
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
In contrast to classical databases and IR systems, real-world information systems have to deal increasingly with very vague and diverse structures for information management and s...
121
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PODS
2006
ACM
16 years 4 months ago
2006
ACM
The query equivalence problem has been studied extensively for set-semantics and, more recently, for bag-set semantics. However, SQL queries often combine set and bag-set semantic...