Extending OCL for OLAP querying on conceptual multidimensional models of data warehouses.
Jesús PardilloJose-Norberto MazónJuan TrujilloPublished in: Inf. Sci. (2010)
Keyphrases
- data warehouse
- data cube
- on line analytical processing
- olap systems
- multidimensional databases
- multidimensional data
- online analytical processing
- data warehousing
- multidimensional data model
- data marts
- databases
- olap query processing
- olap tools
- olap queries
- data mining
- data integration
- conceptual model
- multi dimensional
- data mining techniques
- decision support
- ub tree
- decision support system
- data management
- query execution
- business intelligence
- data sources
- aggregate data
- aggregate queries
- data partitioning
- spatial analysis
- metadata
- external data
- fact table
- data sets
- query language
- star schema
- efficient query processing
- data mining applications
- query processing
- knowledge discovery
- multidimensional analysis
- knowledge management
- materialized views