3368 search results - page 250 / 674 » The Complexity of Query Reliability |
186
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VLDB
1999
ACM
15 years 11 months ago
1999
ACM
We present an optimization method and algorithm designed for three objectives: physical data independence, semantic optimization, and generalized tableau minimization. The method ...
178
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SIGMOD
1996
ACM
15 years 10 months ago
1996
ACM
Decision support applications involve complex queries on very large databases. Since response times should be small, query optimization is critical. Users typically view the data ...
189
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EDBTW
2006
Springer
15 years 10 months ago
2006
Springer
Abstract. Algorithms for processing Structural Joins embody essential building blocks for XML query evaluation. Their design is a difficult task, because they have to satisfy many ...
161
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VLDB
1987
ACM
15 years 10 months ago
1987
ACM
Severalmethodshavebeenproposedto compile recursive Datalog programs. The most well-known perform a rewriting of rules using MAGIC or PROBLEM predicates in order to push selections...
162
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CCCG
2010
15 years 8 months ago
2010
In this paper, we consider a special type of triangular range search for a planar point set S in the I/O-model. Here, two sides of the query triangle are parallel to the coordinat...