Using Copula and Quantiles Evolution in Prediction of Multidimensional Distributions for Better Query Selectivity Estimation.
Dariusz Rafal AugustynPublished in: ICMMI (2019)
Keyphrases
- selectivity estimation
- query optimization
- approximate query answering
- query processing
- joint distribution
- range queries
- cardinality estimation
- xml queries
- spatial join
- probability distribution
- multi dimensional
- database systems
- databases
- cost model
- data cube
- response time
- database queries
- query execution
- data distribution