620 search results - page 95 / 124 » Optimizing Path Expression Queries of XML Data |
129
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BMCBI
2010
15 years 2 months ago
2010
Background: Microarray experiments have become very popular in life science research. However, if such experiments are only considered independently, the possibilities for analysi...
150
Voted
ADHOCNOW
2008
Springer
15 years 3 months ago
2008
Springer
This paper presents a novel method for optimizing sliding window based continuous queries. We deal with two categories of aggregation operations: stepwise aggregation (e.g. COUNT) ...
104
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OTM
2010
Springer
14 years 12 months ago
2010
Springer
In this paper we deal with problems occurring in evolving interrelated Web databanks. Examples of such databanks are networks of interlinked scientific repositories on the Web, man...
118
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PVLDB
2010
15 years 10 days ago
2010
The need to improve a suboptimal execution plan picked by the query optimizer for a repeatedly run SQL query arises routinely. Complex expressions, skewed or correlated data, and ...
204
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SIGMOD
2005
ACM
16 years 2 months ago
2005
ACM
Clio, the IBM Research system for expressing declarative schema mappings, has progressed in the past few years from a research prototype into a technology that is behind some of I...