2987 search results - page 176 / 598 » Multiobjective Query Optimization |
100
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ICDE
2010
IEEE
15 years 8 months ago
2010
IEEE
—Many modern optimizers use a transformation rule based framework. While there has been a lot of work on identifying new transformation rules, there has been little work focused ...
126
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VLDB
2002
ACM
15 years 1 months ago
2002
ACM
An increasing number of applications use XML data published from relational databases. For speed and convenience, such applications routinely cache this XML data locally and acces...
143
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EWDW
1994
15 years 5 months ago
1994
For object-oriented databases we propose a new technique for optimizing queries containing method invocations. This technique is based on the definition of inverse methods and que...
115
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PVLDB
2010
15 years 4 days ago
2010
The need to improve a suboptimal execution plan picked by the query optimizer for a repeatedly run SQL query arises routinely. Complex expressions, skewed or correlated data, and ...
SIGMOD
2002
ACM
16 years 1 months ago
2002
ACM
Statistics play an important role in influencing the plans produced by a query optimizer. Traditionally, optimizers use statistics built over base tables and assume independence b...