313 search results - page 32 / 63 » Semantic Query Optimization for Methods in Object-Oriented D... |
139
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SIGMOD
2004
ACM
15 years 9 months ago
2004
ACM
Database system architectures are undergoing revolutionary changes. Most importantly, algorithms and data are being unified by integrating programming languages with the database ...
156
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ICDE
2008
IEEE
15 years 11 months ago
2008
IEEE
We study the problem of computing query results with confidence values in ULDBs: relational databases with uncertainty and lineage. ULDBs, which subsume probabilistic databases, o...
151
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ICDE
1997
IEEE
15 years 11 months ago
1997
IEEE
We propose a data model and a few algebraic operations that provide semantic foundation to multidimensional databases. The distinguishing feature of the proposed model is the symm...
67
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JCSS
2000
14 years 9 months ago
2000
We investigate a class of path constraints that is of interest in connection with both semistructured and structured data. In standard database systems, constraints are typically ...
GPC
2010
Springer
15 years 4 months ago
2010
Springer
Scalability of reasoning systems is one of the main criteria which will determine the success of Semantic Web systems in the future. The focus of recent work is either on (a) expre...