Referential Integrity
Next: Basic Concepts
Up: Integrity Constraints
Previous: Null Values
-
-
Often we wish to ensure that a value appearing in a relation for a given set
of attributes also appears for another set of attributes in another relation.
This is called referential integrity.
Page created and maintained by Osmar R. Zaï ane
Last Update:
Mon Oct 16 17:01:17 PDT 1995