Keyphrases
- access control
- meta level
- database access
- fine grained
- object level
- data security
- dynamic access control
- security policies
- domain knowledge
- relational databases
- query language
- access control models
- databases
- role based access control
- rbac model
- database design
- database applications
- security mechanisms
- database security
- access control systems
- relational model
- security requirements
- access control mechanism