1860 search results - page 22 / 372 » A Model of Queries for Object-Oriented Databases |
116
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EDBT
2012
ACM
13 years 2 months ago
2012
ACM
Most recommendation methods (e.g., collaborative filtering) consist of (1) a computationally intense offline phase that computes a recommender model based on users’ opinions o...
91
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ICDT
1995
ACM
15 years 4 months ago
1995
ACM
A tuple t1 of relation R subsumes tuple t2 of R, with respect to a query Q if for every database, tuple t1 derives all, and possibly more, answers to query Q than derived by tuple ...
85
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ADC
2007
Springer
15 years 4 months ago
2007
Springer
Derived horizontal fragmentation is one of the main database distribution design techniques. Unlike primary horizontal fragmentation, the decision of derived horizontal fragmentat...
112
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CIKM
2008
Springer
15 years 2 months ago
2008
Springer
The typical workload in a database system consists of a mixture of multiple queries of different types, running concurrently and interacting with each other. Hence, optimizing per...
FCS
2006
15 years 1 months ago
2006
Abstract. Many projects have investigated the issue of storing XML in traditional database systems and exporting data in traditional databases as XML documents. However, they paid ...