7607 search results - page 290 / 1522 » Querying data provenance |
216
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TREC
2007
15 years 8 months ago
2007
Exegy’s submission for the TREC 2007 million query track consisted of results obtained by running the queries against the raw data, i.e., the data was not indexed. The hardwarea...
191
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FBIT
2007
IEEE
16 years 1 months ago
2007
IEEE
This paper describes a decision tree model and 3dimensional representation of information retrieved from various weblogs in relation to argumentative logics. The weblogs are consi...
157
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GEOINFO
2007
15 years 8 months ago
2007
In this paper we are interested in storing and perform OLAP queries about various aggregate trajectory properties. We consider a data stream environment where a set of mobile objec...
157
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VLDB
1991
ACM
15 years 10 months ago
1991
ACM
The development of a distributed database systemrequires effective solutions to many complex and interrelated design problems. The cost dependenciesbetween query optimization and ...
270
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ICDT
2009
ACM
16 years 7 months ago
2009
ACM
We study the problem of incrementally maintaining an XPath query on an XML database under updates. The updates we consider are node insertion, node deletion, and node relabeling. ...