Keyphrases
- data cube
- multi dimensional
- storage space
- aggregate queries
- data warehouse
- range sum queries
- on line analytical processing
- olap queries
- online analytical processing
- incremental maintenance
- multidimensional databases
- data cube construction
- data structure
- multidimensional data
- multi dimensional data
- fact table
- range queries
- compressed data
- approximate query answering
- databases
- main idea consists
- management system
- efficient implementation
- olap systems
- knowledge discovery
- high dimensional
- data warehousing
- multidimensional data model
- data sets