6495 search results - page 486 / 1299 » Modeling Multidimensional Databases |
186
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ERSHOV
1993
Springer
15 years 11 months ago
1993
Springer
Distributed database applications are a wide use of distributed systems. One of the major advantages of distributed database systems is the potential for achieving high availabili...
182
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EDBT
1992
ACM
15 years 11 months ago
1992
ACM
A general technique for merging database schemas is developed that has a number of advantages over existing techniques, the most important of which is that schemas are placed in a...
158
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ICLP
2010
Springer
15 years 10 months ago
2010
Springer
Abstract. Bottom-up evaluation is a central part of query evaluation / program execution in deductive databases. It is used after a source code optimization like magic sets or SLDm...
171
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EDBT
2009
ACM
15 years 10 months ago
2009
ACM
We investigate the problem of refining SQL queries to satisfy cardinality constraints on the query result. This has applications to the many/few answers problems often faced by da...
159
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DIAGRAMS
2006
Springer
15 years 10 months ago
2006
Springer
This paper describes the evaluation of ERST, an adaptive system which is designed to improve its users' external representation (ER) selection accuracy on a range of database ...