Keyphrases
- multidatabase systems
- schema mappings
- object oriented
- database schema
- data exchange
- data integration
- transaction management
- query optimization
- concurrency control
- data model
- database systems
- multidatabase environment
- query answering
- relational databases
- object oriented database systems
- programming language
- xml schema
- database applications
- high level specifications
- distributed database systems
- object oriented databases
- data sets
- software engineering
- query language
- database design
- data management
- integrity constraints
- transaction processing
- finite sets
- data complexity
- case study
- data mining
- schema matching
- databases
- database