294 search results - page 5 / 59 » Efficiently Processing Queries on Interval-and-Value Tuples ... |
CIKM
2010
Springer
14 years 7 months ago
2010
Springer
This paper proposes a ranking method to exploit statistical correlations among pairs of attribute values in relational databases. For a given query, the correlations of the query ...
155
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ICDE
1999
IEEE
15 years 10 months ago
1999
IEEE
We develop a data integration approach for the efficient evaluation of queries over autonomous source databases. The approach is based on some novel applications and extensions of...
104
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DAMON
2008
Springer
14 years 11 months ago
2008
Springer
Comparisons between the merits of row-wise storage (NSM) and columnar storage (DSM) are typically made with respect to the persistent storage layer of database systems. In this pa...
156
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SIGMOD
2009
ACM
15 years 9 months ago
2009
ACM
Existing keyword-search systems in relational databases require users to submit a complete query to compute answers. Often users feel "left in the dark" when they have l...
CIKM
2006
Springer
15 years 1 months ago
2006
Springer
In an uncertain database, each data item is modeled as a range associated with a probability density function. Previous works for this kind of data have focussed on simple queries...