Data Warehouse Evolution: Trade-Offs between Quality and Cost of Query Rewritings.
Amy J. LeeAndreas KoellerAnisoara NicaElke A. RundensteinerPublished in: ICDE (1999)
Keyphrases
- data warehouse
- materialized views
- query execution
- query rewriting
- data sources
- view selection
- olap queries
- data quality
- data warehousing
- query processing
- data integration
- view maintenance
- query workloads
- business intelligence
- query plan
- bitmap indices
- data management
- decision support
- databases
- query evaluation
- answering queries using views
- database
- requirement analysis
- star schema
- conjunctive queries
- data warehouse design
- spatial databases
- data mining
- aggregate queries
- aggregate views
- metadata
- data analysis
- query optimization
- efficient query processing
- data cube
- user queries
- fact table
- join queries
- multi dimensional
- database management systems
- complex queries
- real world
- response time
- query optimizer
- query result
- xpath queries
- data structure
- xml databases
- structured data
- multidimensional data
- cost model
- query answering
- join algorithms