Keyphrases
- data model
- query language
- relational model
- relational databases
- soft set
- data integration
- soft set theory
- database design
- data types
- sql queries
- relational data model
- relational algebra
- databases
- object oriented
- database
- intuitionistic fuzzy
- database systems
- entity relationship
- relational database systems
- xml documents
- database management systems
- data sources
- interval valued fuzzy
- expressive power
- xml data
- database applications
- data management
- rough set model
- database schema
- functional dependencies
- machine learning