Cost-Based Optimization of Logical Partitions for a Query Workload in a Hadoop Data Warehouse.
Shu PengJun GuXiaoyang Sean WangWeixiong RaoMin YangYu CaoPublished in: APWeb (2014)
Keyphrases
- data warehouse
- query workloads
- query execution
- query plan
- data sources
- data warehousing
- data integration
- data management
- olap queries
- maintenance cost
- response time
- materialized views
- query processing
- data intensive
- decision support
- bitmap indices
- business intelligence
- databases
- view selection
- data mining
- data marts
- star schema
- query optimization
- database
- data warehouse design
- cloud computing
- open source
- on line analytical processing
- data cube
- big data
- data analysis
- metadata
- query evaluation
- requirement analysis
- range queries
- cost model
- join queries
- data model
- multidimensional data
- data structure
- view maintenance
- query rewriting
- unstructured data
- aggregate views
- database management systems