243 search results - page 4 / 49 » Selectivity Estimation for Boolean Queries |
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ICDE
2002
IEEE
15 years 11 months ago
2002
IEEE
The ability to provide accurate and efficient result estimations of user queries is very important for the query optimizer in database systems. In this paper, we show that the tra...
ICCD
2005
IEEE
15 years 6 months ago
2005
IEEE
Consideration of pairs of transition in probabilistic simulation allows power estimation for digital circuits in which inertial delays can filter glitches [5]. However, the merit ...
SSD
2001
Springer
15 years 2 months ago
2001
Springer
Several studies have focused on the efficient processing of simple spatial query types such as selections and spatial joins. Little work, however, has been done towards the optimiz...
CIKM
2011
Springer
13 years 9 months ago
2011
Springer
A fundamental problem related to RDF query processing is selectivity estimation, which is crucial to query optimization for determining a join order of RDF triple patterns. In thi...