2217 search results - page 366 / 444 » Rank-aware Query Optimization |
105
Voted
NIPS
1998
15 years 4 months ago
1998
Lazy learning is a memory-based technique that, once a query is received, extracts a prediction interpolating locally the neighboring examples of the query which are considered re...
126
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ICDE
2010
IEEE
15 years 2 months ago
2010
IEEE
— Autonomous index management in native XML DBMSs has to address XML’s flexibility and storage mapping features, which provide a rich set of indexing options. Change of worklo...
112
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JGTOOLS
2008
15 years 2 months ago
2008
Hierarchical spatial data structures provide a means for organizing data for efficient processing. Most spatial data structures are optimized for performing queries, such as inters...
126
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DKE
2007
15 years 2 months ago
2007
Histogram techniques have been used in many commercial database management systems to estimate a query result size. Recently, it has been shown that they are very effective to su...
141
Voted
JIIS
2006
15 years 2 months ago
2006
A join of two relations in real databases is usually much smaller than their cartesian product. This means that most of the combinations of tuples in the crossproduct of the respe...