6905 search results - page 915 / 1381 » Querying Multidimensional Databases |
155
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KDD
1998
ACM
15 years 10 months ago
1998
ACM
Discovery of association rules from large databases of item sets is an important data mining problem. Association rules are usually stored in relational databases for future use i...
156
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DOOD
1997
Springer
15 years 10 months ago
1997
Springer
Abstract. This work discusses the CROQUE approach to the maintenance problem for materialized views. In a CROQUE database, application-speci ed collections (type extents or classes...
222
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EDBT
1994
ACM
15 years 10 months ago
1994
ACM
Abstract. Good estimates of join result sizes are critical for query optimization in relational database management systems. We address the problem of incrementally obtaining accur...
136
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VLDB
1994
ACM
15 years 10 months ago
1994
ACM
In this paper, we consider various spatial relationships that are of general interest in pictorial database systems. We present a set of rules that allow us to deduce new relation...
133
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EDBTW
2006
Springer
15 years 9 months ago
2006
Springer
Abstract. We discuss, compare and relate some old and some new models for incomplete and probabilistic databases. We characterize the expressive power of c-tables over infinite dom...