2070 search results - page 150 / 414 » Regret-Minimizing Representative Databases |
155
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WWW
2005
ACM
15 years 9 months ago
2005
ACM
In this paper, we propose an approach to materialize XML data warehouses based on the frequent query patterns discovered from historical queries issued by users. The schemas of in...
114
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ADBIS
2005
Springer
15 years 9 months ago
2005
Springer
XQuery is widely used for querying XML documents. Within this paper, we examine optimization rules for XQuery queries that exploit type information of the input XML document given ...
107
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ADC
2004
Springer
15 years 8 months ago
2004
Springer
Web search engines crawl the web to fetch the data that they index. In this paper we re-examine that need, and evaluate the network costs associated with data acquisition, and alt...
ADC
2004
Springer
15 years 8 months ago
2004
Springer
XML is becoming the dominant standard for representing and exchanging data on the World Wide Web. The ability to transform and present data in XML is crucial and XSLT (Extensible ...
126
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VLDB
2004
ACM
15 years 8 months ago
2004
ACM
Information retrieval over semantic metadata has recently received a great amount of interest in both industry and academia. In particular, discovering complex and meaningful rela...