An Approach to Database Preference Queries Based on an Outranking Relation.
Patrick BoscOlivier PivertGrégory SmitsPublished in: Int. J. Comput. Intell. Syst. (2012)
Keyphrases
- database
- query language
- database queries
- databases
- query processing
- multiple criteria
- answering queries
- access methods
- relational databases
- relational database systems
- response time
- web search engines
- commercial database systems
- complex queries
- database management systems
- database applications
- database systems
- data model
- search engine
- database objects
- relational database management systems
- efficient processing
- web databases
- data sources
- indexing techniques
- query logs
- multi objective
- tree patterns
- indexing structure
- relevance feedback
- multi attribute
- metadata
- stored data
- pre computed
- null values
- universal relation