2027 search results - page 232 / 406 » An Adaptive Query Execution System for Data Integration |
178
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SIGMOD
2010
ACM
15 years 11 months ago
2010
ACM
Time-oriented progress estimation for parallel queries is a challenging problem that has received only limited attention. In this paper, we present ParaTimer, a new type of timere...
142
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HOTOS
2003
IEEE
15 years 11 months ago
2003
IEEE
User applications that move a lot of data across the user-kernel boundary suffer from a serious performance penalty. We provide a framework, Compound System Calls (CoSy), to enhan...
282
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VLDB
2007
ACM
16 years 6 months ago
2007
ACM
We propose XRPC, a minimal XQuery extension that enables distributed yet efficient querying of heterogeneous XQuery data sources. XRPC enhances the existing concept of XQuery func...
186
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ATAL
2003
Springer
15 years 10 months ago
2003
Springer
This paper addresses the problem of protecting the data carried by mobile agents from the possible attacks of malicious execution hosts. Specifically, we consider protection mecha...
278
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VLDB
2007
ACM
16 years 6 months ago
2007
ACM
Data fusion is the final step of a typical data integration process, after schematic conflicts have been overcome and after duplicates have been correctly identified. We present t...