Database relaxation: An approach to query processing in incomplete databases.
Sheldon ShenPublished in: Inf. Process. Manag. (1988)
Keyphrases
- databases
- database
- database systems
- query processing
- data management
- database applications
- relational databases
- relational database systems
- data model
- multiple databases
- query optimization
- database management systems
- public databases
- knowledge discovery
- efficient query processing
- database schemata
- indexing techniques
- data integration
- objective function
- database updates
- metadata
- database schema
- sql server
- database queries
- web databases
- query execution
- microsoft sql server
- range queries
- null values
- database software
- chemical structures