2724 search results - page 233 / 545 » Optimizing Queries on Files |
147
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EDBT
2009
ACM
15 years 11 months ago
2009
ACM
There has been an explosion of hyperlinked data in many domains, e.g., the biological Web. Expressive query languages and effective ranking techniques are required to convert this...
162
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VLDB
2005
ACM
15 years 9 months ago
2005
ACM
Developing cost models for query optimization is significantly harder for XML queries than for traditional relational queries. The reason is that XML query operators are much mor...
216
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ICDE
2007
IEEE
16 years 5 months ago
2007
IEEE
To retrieve similar database videos to a query clip, each video is typically represented by a sequence of highdimensional feature vectors. Given a query video containing m feature...
154
Voted
ICDE
2010
IEEE
16 years 3 months ago
2010
IEEE
A large fraction of an XML document typically consists of text data. The XPath query language allows text search via the equal, contains, and starts-with predicates. Such predicate...
143
Voted
INFOCOM
2008
IEEE
15 years 10 months ago
2008
IEEE
Abstract—Recent advances in computer technology and wireless communications have enabled the emergence of stream-based sensor networks. In such sensor networks, real-time data ar...