Multi-objective query optimization in Spark SQL.
Michail Georgoulakis MisegiannisVasiliki KantereLaurent d'OrazioPublished in: IDEAS (2022)
Keyphrases
- query optimization
- multi objective
- query optimizer
- recursive queries
- query optimizers
- database systems
- execution plan
- cost model
- evolutionary algorithm
- optimization algorithm
- query processing
- multidatabase systems
- relational databases
- xml data
- cost estimation
- relational database systems
- query execution
- database technology
- genetic algorithm
- query language
- cardinality estimation
- objective function
- data types
- sql queries
- query scheduling
- databases
- relational database management systems
- database
- relational model
- database management systems
- storage structures
- approximate query answering
- query execution plan
- join queries
- database applications
- duplicate elimination
- query execution plans
- continuous queries
- optimization process
- database queries
- data model