Providing Approximate Answers Using a Knowledge Abstraction Database.
Soon-Young HuhJung-Whan LeePublished in: J. Database Manag. (2001)
Keyphrases
- database
- data management
- knowledge management
- database systems
- data sets
- approximate answers
- complex queries
- relational databases
- query language
- database management systems
- metadata
- knowledge base
- theoretical analysis
- cost model
- query relaxation
- database applications
- query optimization
- normal form
- data mining
- databases