11573 search results - page 74 / 2315 » Designing Relational Databases |
113
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VLDB
1989
ACM
15 years 6 months ago
1989
ACM
: We describe the architecture of a relational databasesystem that is extensible by user-defined data types and operations, including relation operations. The central concept is to...
141
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IADIS
2009
15 years 9 days ago
2009
In this paper we present our evaluations of using an Information Retrieval library in a commercial employment website with over 300,000 searches a day. Comparison of existing rela...
108
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VLDB
2005
ACM
15 years 8 months ago
2005
ACM
With the increasing occurrence of temporal and spatial data in present-day database applications, the interval data type is adopted by more and more database systems. For an effic...
101
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ESWS
2008
Springer
15 years 4 months ago
2008
Springer
Abstract. Relational databases are valuable sources for ontology learning. Methods and tools have been proposed to generate ontologies from such structured input. However, a major ...
139
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WWW
2007
ACM
16 years 3 months ago
2007
ACM
Schema statements in OWL are interpreted quite differently from analogous statements in relational databases. If these statements are meant to be interpreted as integrity constrai...