Query Execution Optimization in Spark SQL.
Xuechun JiMao-Xian ZhaoMingyu ZhaiQingxi WuPublished in: Sci. Program. (2020)
Keyphrases
- query execution
- execution plan
- relational dbms
- cost model
- query optimization
- response time
- query processing
- query optimizer
- query engine
- query plan
- data warehouse
- data partitioning
- database systems
- result quality
- database engine
- efficient query processing
- parallel execution
- query processor
- continuous queries
- range queries
- query execution plan
- optimization process
- relational databases
- databases
- database
- sql queries
- query language
- stream processing
- relational database systems
- olap queries
- execution engine
- multiprocessor database
- on line analytical processing
- relational algebra
- data management
- data model
- data sets