712 search results - page 41 / 143 » Decoupled Query Optimization for Federated Database Systems |
133
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VLDB
2005
ACM
15 years 7 months ago
2005
ACM
Many enterprise applications prefer to store XML data as a rich data type, i.e. a sequence of bytes, in a relational database system to avoid the complexity of decomposing the dat...
135
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SIGMOD
2001
ACM
16 years 2 months ago
2001
ACM
Materialized views have been found to be very effective at speeding up queries, and are increasingly being supported by commercial databases and data warehouse systems. However, w...
104
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COLCOM
2008
IEEE
15 years 8 months ago
2008
IEEE
Nowadays, increasing needs for information sharing arise due to extensive collaborations among organizations. Organizations desire to provide data access to their collaborators whi...
108
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PODS
2003
ACM
16 years 2 months ago
2003
ACM
In this paper we consider general path constraints for semistructured databases. Our general constraints do not suffer from the limitations of the path constraints previously stud...
143
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SSDBM
2005
IEEE
15 years 7 months ago
2005
IEEE
The widespread use of sensor networks in scientific and engineering applications leads to increased demand on the efficient computation of the collected sensor data. Recent rese...