2070 search results - page 209 / 414 » Querying Communities in Relational Databases |
111
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ICDE
2006
IEEE
15 years 5 months ago
2006
IEEE
This paper presents a description of seven systems, which use database technology to both represent knowledge persistently and make scalable queries on it, in the Semantic Web con...
175
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ICDE
2007
IEEE
16 years 1 months ago
2007
IEEE
Algorithms that exploit sort orders are widely used to implement joins, grouping, duplicate elimination and other set operations. Query optimizers traditionally deal with sort ord...
PODS
2001
ACM
15 years 11 months ago
2001
ACM
Database systems frequently have to execute a set of related queries, which share several common subexpressions. Multi-query optimization exploits this, by finding evaluation plan...
104
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BMCBI
2008
14 years 11 months ago
2008
Background: The recent availability of complete sequences for numerous closely related bacterial genomes opens up new challenges in comparative genomics. Several methods have been...
CIKM
2010
Springer
14 years 10 months ago
2010
Springer
Most database systems allow query processing over attributes that are derived at query runtime (e.g., user-defined functions and remote data calls to web services), making them e...