Estimation error-aware query optimization: an overview.
Chiraz MoumenFranck MorvanAbdelkader HameurlainPublished in: Comput. Syst. Sci. Eng. (2016)
Keyphrases
- query optimization
- estimation error
- database systems
- cost model
- query processing
- standard deviation
- average error
- cardinality estimation
- cost estimation
- error rate
- covariance matrix
- multidatabase systems
- query execution plans
- query execution
- query optimizer
- query scheduling
- step size
- xml data
- data placement
- continuous queries
- approximate query answering
- query plan
- relational databases
- selectivity estimation
- recursive queries
- join queries
- execution plan
- data sources
- database