6650 search results - page 650 / 1330 » Mutating database queries |
235
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PVLDB
2010
15 years 5 months ago
2010
Ontology-based data access is a powerful form of extending database technology, where a classical extensional database (EDB) is enhanced by an ontology that generates new intensio...
238
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CORR
2011
Springer
15 years 2 months ago
2011
Springer
Contemporary use of the term ’intension’ derives from the traditional logical doctrine that an idea has both an extension and an intension. In this paper we introduce an intens...
224
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EDBT
2011
ACM
14 years 10 months ago
2011
ACM
Continuous top-k queries, which report a certain number (k) of top preferred objects from data streams, are important for a broad class of real-time applications, ranging from fi...
197
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CIKM
2009
Springer
16 years 1 months ago
2009
Springer
This paper proposes a strategy to reduce the amount of hardware involved in the solution of search engine queries. It proposes using a secondary compact cache that keeps minimal i...
181
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QSIC
2005
IEEE
16 years 24 days ago
2005
IEEE
Many programs need to access data in a relational database. This is usually done by means of queries written in SQL. Although the language SQL is declarative, certain runtime erro...