_______________ allows a system administrator to associate a function with a relation; the function returns a predicate that must be added to any query that uses the relation.
A. OpenID
B. Single-site system
C. Security Assertion Markup Language (SAML)
D. Virtual Private Database (VPD)
Answer:A
_______________ allows a system administrator to associate a function with a relation; the function returns a predicate that must be added to any query that uses the relation.
A. OpenID B. Single-site system C. Security Assertion Markup Language (SAML) D. Virtual Private Database (VPD)
Explanation: Some database systems provide mechanisms for fine-grained authorization.