5166 search results - page 571 / 1034 » Web Query Optimizer |
311
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ICDE
1998
IEEE
16 years 8 months ago
1998
IEEE
The association of timestamps with various data items such as tuples or attribute values is fundamental to the management of time-varying information. Using intervals in timestamp...
296
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SIGMOD
2006
ACM
16 years 7 months ago
2006
ACM
Consider an XML view defined over a relational database, and a user query specified over this view. This user XML query is typically processed using the following steps: (a) our t...
313
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SIGMOD
2006
ACM
16 years 7 months ago
2006
ACM
In this paper, we present the design, implementation, and evaluation of a system that executes complex event queries over real-time streams of RFID readings encoded as events. The...
209
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WEBDB
2001
Springer
15 years 11 months ago
2001
Springer
Indexing schemes for semistructured data have been developed in recent years to optimize path query processing by summarizing path information. However, most of these schemes can ...
223
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SIGMOD
2000
ACM
15 years 11 months ago
2000
ACM
We present MOCHA, a new self-extensible database middleware system designed to interconnect distributed data sources. MOCHA is designed to scale to large environments and is based...