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VLDB
1999
ACM
140views Database» more  VLDB 1999»
13 years 11 months ago
Combining Histograms and Parametric Curve Fitting for Feedback-Driven Query Result-size Estimation
This paper aims to improve the accuracy of query result-size estimations in query optimizers by leveraging the dynamic feedback obtained from observations on the executed query wo...
Arnd Christian König, Gerhard Weikum
CSDA
2008
58views more  CSDA 2008»
13 years 7 months ago
A flexible approach to Bayesian multiple curve fitting
Carsten H. Botts, Michael J. Daniels