3678 search results - page 440 / 736 » Personalization of Queries in Database Systems |
278
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ICDE
1998
IEEE
16 years 8 months ago
1998
IEEE
?Past R-tree studies have focused on the number of nodes visited as a metric of query performance. Since database systems usually include a buffering mechanism, we propose that the...
165
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ICDE
2007
IEEE
16 years 28 days ago
2007
IEEE
Ranking of query/search answers, although introduced by early information retrieval systems, has become mandatory for internet searches. When the answers of a query or search are ...
172
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ICDE
2005
IEEE
16 years 6 days ago
2005
IEEE
Numerous researchers have proposed to use relational databases to store and query XML documents. One important component of such systems is the XML subtree reconstruction, which r...
180
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WEBDB
2005
Springer
16 years 2 days ago
2005
Springer
In the relational model it has been shown that the flat relational algebra has the same expressive power as the nested relational algebra, as far as queries over flat relations ...
180
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EDBTW
2004
Springer
15 years 12 months ago
2004
Springer
With the ever growing use of XML as a data representation format, we see an increasing need for robust, high performance XML database systems. While most of the recent work focuses...