168 search results - page 18 / 34 » Optimized Index Structures for Querying RDF from the Web |
113
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ICDT
2007
ACM
15 years 6 months ago
2007
ACM
We consider the problem of querying data sources that have limited capabilities and can thus only be accessed by complying with certain binding patterns for their attributes. This ...
116
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PVLDB
2008
14 years 12 months ago
2008
In this paper we present the AlvisP2P IR engine, which enables efficient retrieval with multi-keyword queries from a global document collection available in a P2P network. In such...
112
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CORR
2011
Springer
14 years 7 months ago
2011
Springer
Index tuning, i.e., selecting the indexes appropriate for a workload, is a crucial problem in database system tuning. In this paper, we solve index tuning for large problem instan...
133
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ER
2004
Springer
15 years 5 months ago
2004
Springer
The envisioned Semantic Web aims to provide richly annotated and explicitly structured Web pages in XML, RDF, or description logics, based upon underlying ontologies and thesauri. ...
120
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DATESO
2004
15 years 1 months ago
2004
The XML language have been becoming de-facto a standard for representation of heterogeneous data in the Internet. From database point of view, XML is a new approach to data modelli...