Discovering and Exploiting Statistical Properties for Query Optimization in Relational Databases: A Survey.
Peter J. HaasIhab F. IlyasGuy M. LohmanVolker MarklPublished in: Stat. Anal. Data Min. (2009)
Keyphrases
- query optimization
- relational databases
- xml data
- database systems
- cost model
- multidatabase systems
- cost estimation
- query processing
- databases
- query optimizer
- semantic query optimization
- data placement
- xml databases
- database
- relational data
- query scheduling
- cardinality estimation
- normal form
- query execution
- recursive queries
- object oriented
- data model
- xml documents
- approximate query answering
- query execution plans
- relational model
- relational database management systems
- functional dependencies
- sparql queries
- selectivity estimation