3836 search results - page 464 / 768 » Semantics of Database Transformations |
141
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DEXAW
2009
IEEE
15 years 10 months ago
2009
IEEE
Many applications process or transform a stream of data. Such applications are organized as a sequence of different stages, which may be independent enough to be simultaneously car...
180
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EDBT
2006
ACM
15 years 10 months ago
2006
ACM
There has been growing interest in the addition of update operations to languages that operate on XML data, for example, XQuery and XJ. These update operations support efficient an...
175
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EDBT
2000
ACM
15 years 9 months ago
2000
ACM
The management and query processing of one dimensional intervals is a special case of extended object handling. One dimensional intervals play an important role in temporal databa...
159
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PODS
2000
ACM
15 years 9 months ago
2000
ACM
In this paper, we propose a new tunable index scheme, called iMinMax , that maps points in high dimensional spaces to single dimension values determined by their maximum or minimu...
142
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ADBIS
1995
Springer
15 years 9 months ago
1995
Springer
It is by now folklore that the bottom-up evaluation of a program after the “magic set” transformation is “as efficient as” top-down evaluation. There are a number of forma...