1142 search results - page 75 / 229 » On Supporting Containment Queries in Relational Database Man... |
138
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EDBT
2002
ACM
16 years 4 months ago
2002
ACM
The problem of finding contained rewritings of queries using views is of great importance in mediated data integration systems. In this paper, we first present a general approach f...
234
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SIGMOD
2006
ACM
16 years 4 months ago
2006
ACM
The continuous sliding-window query model is used widely in data stream management systems where the focus of a continuous query is limited to a set of the most recent tuples. In ...
160
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ANSOFT
2002
15 years 3 months ago
2002
Over recent years, "Internet-able" applications have been used to support domains where distributed functionality is essential. This flexibility is also pertinent in situ...
218
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ICDE
2003
IEEE
16 years 5 months ago
2003
IEEE
We present a valid-time extension of SQL and investigate its efficient implementation on an Object-Relational database system. We propose an approach where temporal queries are ex...
144
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DATAMINE
1998
15 years 3 months ago
1998
Many applications of knowledge discovery and data mining such as rule discovery for semantic query optimization, database integration and decision support, require the knowledge t...