712 search results - page 109 / 143 » Decoupled Query Optimization for Federated Database Systems |
121
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CORR
2011
Springer
14 years 9 months ago
2011
Springer
The MapReduce distributed programming framework has become popular, despite evidence that current implementations are inefficient, requiring far more hardware than a traditional r...
218
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ICDE
2007
IEEE
16 years 3 months ago
2007
IEEE
We address the issue of measuring storage, or query load distribution fairness in peer-to-peer data management systems. Existing metrics may look promising from the point of view ...
101
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SIGMOD
2005
ACM
15 years 7 months ago
2005
ACM
Appropriately selected materialized views (also called indexed views) can speed up query execution by orders of magnitude. Most database systems limit support for materialized vie...
126
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EDBT
2010
ACM
15 years 8 months ago
2010
ACM
Schemas, and more generally metadata specifying structural and semantic constraints, are invaluable in data management. They facilitate conceptual design and enable checking of da...
131
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WWW
2008
ACM
16 years 2 months ago
2008
ACM
Efficiently querying RDF [1] data is being an important factor in applying Semantic Web technologies to real-world applications. In this context, many efforts have been made to st...