9683 search results - page 310 / 1937 » Predicting query performance |
263
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Publication
Tuning database system configuration parameters to proper values according to the expected query workload plays a very important role in determining DBMS performance. However, the ...
176
Voted
ICPR
2002
IEEE
16 years 7 months ago
2002
IEEE
We present a new technique for content based image retrieval where feature vector to be matched is very much specific to the query image. A particular Peano scan which is optimal ...
242
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SIGMOD
2007
ACM
16 years 6 months ago
2007
ACM
We present a tool for querying a set of points for geometric shapes. This tool was developed as part of a larger project studying the architecture of 13th century French churches....
189
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CINQ
2004
Springer
16 years 3 days ago
2004
Springer
We consider the problem of how one can estimate the support of Boolean queries given a collection of frequent itemsets. We describe an algorithm that truncates the inclusion-exclus...
162
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DAWAK
2003
Springer
15 years 12 months ago
2003
Springer
Abstract. Many SQL queries with aggregated subqueries exhibit redundancy (overlap in FROM and WHERE clauses). We propose a method, called the for-loop, to optimize such queries by ...