Parametric Query Optimization for Linear and Piecewise Linear Cost Functions.
Arvind HulgeriS. SudarshanPublished in: VLDB (2002)
Keyphrases
- piecewise linear
- query optimization
- cost function
- database systems
- cost model
- query processing
- multidatabase systems
- dynamic programming
- chaotic map
- query execution
- cardinality estimation
- cost estimation
- selectivity estimation
- query scheduling
- approximate query answering
- join queries
- xml data
- relational databases
- hyperplane
- query optimizer
- query optimizers
- query execution plans
- database
- feature space