339 search results - page 1 / 68 » Dynamic multidimensional histograms |
SIGMOD
2002
ACM
14 years 5 months ago
2002
ACM
SIGMOD
1999
ACM
13 years 9 months ago
1999
ACM
The database query optimizer requires the estimation of the query selectivity to find the most efficient access plan. For queries referencing multiple attributes from the same rel...
IDEAS
2006
IEEE
13 years 11 months ago
2006
IEEE
Histograms are being used as non-parametric selectivity estimators for one-dimensional data. For highdimensional data it is common to either compute onedimensional histograms for ...
SIGMOD
2001
ACM
14 years 5 months ago
2001
ACM
SIGMOD
1999
ACM
13 years 9 months ago
1999
ACM
In this paper, we introduce self-tuning histograms. Although similar in structure to traditional histograms, these histograms infer data distributions not by examining the data or...