22864 search results - page 477 / 4573 » An Integrated and |
279
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VLDB
2007
ACM
16 years 7 months ago
2007
ACM
This paper focuses on the problem of improving distributed query throughput of the RDBMS-based data integration system that has to inherit the query execution model of the underly...
292
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SIGMOD
2007
ACM
16 years 7 months ago
2007
ACM
This paper extends relational processing and optimization to the FISQL/FIRA languages for dynamic schema queries over multidatabases. Dynamic schema queries involve the creation a...
258
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SIGMOD
2005
ACM
16 years 7 months ago
2005
ACM
There has been an information explosion in fields of science such as high energy physics, astronomy, environmental sciences and biology. There is a critical need for automated sys...
220
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SIGMOD
2004
ACM
16 years 7 months ago
2004
ACM
An effective query optimizer finds a query plan that exploits the characteristics of the source data. In data integration, little is known in advance about sources' propertie...
190
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SIGMOD
2003
ACM
16 years 7 months ago
2003
ACM
We present an architecture and a set of challenges for peer database management systems. These systems team up to build a network of nodes (peers) that coordinate at run time most...