Workload-driven, Lazy Discovery of Data Dependencies for Query Optimization.
Jan KossmannFelix NaumannDaniel LindnerThorsten PapenbrockPublished in: CIDR (2022)
Keyphrases
- query optimization
- data dependencies
- relational databases
- database systems
- cost model
- functional dependencies
- query processing
- multidatabase systems
- cardinality estimation
- cost estimation
- xml data
- normal form
- query execution
- multi valued
- database schema
- query optimizer
- knowledge discovery
- selectivity estimation
- continuous queries
- database design
- database
- recursive queries
- query execution plans
- directed acyclic graph
- relational model
- metadata
- databases