2546 search results - page 216 / 510 » Managing long-running queries |
297
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SIGMOD
2008
ACM
16 years 6 months 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...
190
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SAC
2006
ACM
16 years 20 days ago
2006
ACM
Structured data and complex schemas are becoming the main way to represent the information many Digital Libraries provide, thus impacting the services they offer. When searching i...
165
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SIGMOD
1998
ACM
15 years 11 months ago
1998
ACM
Remote data access from disparate sources across a widearea network such as the Internet is problematic due to the unpredictable nature of the communications medium and the lack o...
173
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SIGMOD
1993
ACM
15 years 10 months ago
1993
ACM
The traditional focus of relational query optimization schemes has been on the choice of join methods and join orders. Restrictions have typically been handled in query optimizers ...
187
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EDBT
2009
ACM
15 years 10 months ago
2009
ACM
In emerging applications such as location-based services, sensor monitoring and biological management systems, the values of the database items are naturally imprecise. For these ...