1709 search results - page 34 / 342 » Comparing the Performance of Database Selection Algorithms |
187
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ICDE
2005
IEEE
16 years 3 months ago
2005
IEEE
The query optimizer of a database system is confronted with two aspects when handling user-defined functions (UDFs) in query predicates: the vast differences in evaluation costs b...
141
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VLDB
1991
ACM
15 years 6 months ago
1991
ACM
Recent work on parallel joins and data skew has concentrated on algorithm design without considering the causes and chara.cteristics of data. skew itself. Existming ana.lyt,ic mod...
130
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BMCBI
2005
15 years 2 months ago
2005
Background: Understanding transcriptional regulation of gene expression is one of the greatest challenges of modern molecular biology. A central role in this mechanism is played b...
103
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GECCO
2008
Springer
15 years 3 months ago
2008
Springer
This paper introduces two new algorithms to reduce the number of objectives in a multiobjective problem by identifying the most conflicting objectives. The proposed algorithms ar...
115
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IJSWIS
2008
15 years 2 months ago
2008
Relational technology has shown to be very useful for scalable Semantic Web data management. Numerous researchers have proposed to use RDBMSs to store and query voluminous RDF dat...