1611 search results - page 196 / 323 » Supporting Exploratory Queries in Databases |
165
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SIGMOD
2003
ACM
16 years 4 months ago
2003
ACM
The W3C XQuery language recommendation, based on a hierarchical and ordered document model, supports a wide variety of constructs and use cases. There is a diversity of approaches...
141
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VLDB
1999
ACM
15 years 8 months ago
1999
ACM
We present an optimization method and algorithm designed for three objectives: physical data independence, semantic optimization, and generalized tableau minimization. The method ...
139
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DEBU
2000
15 years 3 months ago
2000
In a traditional information retrieval system, it is assumed that queries can be posed about any topic. In reality, a large fraction of web queries are posed about a relatively sm...
134
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WEBDB
2005
Springer
15 years 9 months ago
2005
Springer
The dynamics of the Web and the demand for new, active services are imposing new requirements on Web servers. One such new service is the processing of continuous queries whose ou...
135
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CIKM
1999
Springer
15 years 8 months ago
1999
Springer
We present the architecture and a performance assessment of an extensible query optimizer written in Venus. Venus is a general-purpose active-database rule language embedded in C+...