4616 search results - page 64 / 924 » Beyond relational databases |
150
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JIIS
2000
15 years 4 months ago
2000
Abstract. Efficient query processing is one of the basic needs for data mining algorithms. Clustering algorithms, association rule mining algorithms and OLAP tools all rely on effi...
148
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PODS
1997
ACM
15 years 8 months ago
1997
ACM
We rework parts of the classical relational theory when the underlying domain is a structure with some interpreted operations that can be used in queries. We identify parts of the...
132
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TAPOS
1998
15 years 4 months ago
1998
There is a growing need, both for use within corporate intranets and within the rapidly evolving World Wide Web, to develop tools that are able to retrieve relevant textual inform...
270
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ICDE
2009
IEEE
16 years 6 months ago
2009
IEEE
A common approach to performing keyword search over relational databases is to find the minimum Steiner trees in database graphs. These methods, however, are rather expensive as th...
239
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VLDB
2007
ACM
16 years 4 months ago
2007
ACM
Databases are increasingly being used to store information covered by heterogeneous policies, which require support for access control with great flexibility. This has led to incr...