4397 search results - page 584 / 880 » Relational Algebra Operations |
104
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VLDB
1993
ACM
15 years 8 months ago
1993
ACM
In this paper, we carefully explore the assumptions behind using information capacity equivalence as a measure of correctness for judging transformed schemas in schema integration...
132
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VLDB
1994
ACM
15 years 8 months ago
1994
ACM
A join index hierarchy method is proposed to handle the "goto's on disk" problem in objectoriented query processing. The method constructs a hierarchy of join indic...
132
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VLDB
1989
ACM
15 years 8 months ago
1989
ACM
Fuzzy set theory represents a uniform framework for extending the relational database model to han-, dle imprecision of information found in the real world. None of the existing p...
151
Voted
ICIAR
2010
Springer
15 years 8 months ago
2010
Springer
Abstract. Due to improvements in image acquisition and storage technology, terabyte-sized databases of images are nowadays common. This abundance of data leads us to two basic prob...
162
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BIOWIRE
2007
Springer
15 years 8 months ago
2007
Springer
Chemical computing models have been proposed since the 1980ies for expressing concurrent computations in elegant ways for shared memory systems. In this paper we look at the distri...