Extending the Query Language of a Data Warehouse for Patient Recruitment.
Georg DietrichMaximilian ErtlGeorg FetteMathias KasparJonathan KrebsDaniel MackenrodtStefan StörkFrank PuppePublished in: GMDS (2017)
Keyphrases
- data warehouse
- query language
- data warehousing
- multidimensional data model
- decision support
- data model
- databases
- business intelligence
- expressive power
- decision support system
- data management
- information technology
- query evaluation
- relational algebra
- data sources
- data integration
- star schema
- data cube
- data marts
- xml data
- on line analytical processing
- regular expressions
- database
- requirement analysis
- metadata
- data analysis
- data warehouse design
- conceptual model
- query execution
- conjunctive queries
- data mining
- data sets
- multidimensional data
- transitive closure
- materialized views
- olap queries
- object oriented
- recursive queries
- enterprise wide
- information systems
- bitmap indices