Discussion Forum : Introduction To Database System
Question - When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n):
Options:
A .  referential integrity constraint.
B .  transitive dependency.
C .  normal form.
D .  insertion anomaly.
Answer: Option A
Submit Your Solution Below and Earn Points !
Next Question
Submit Your Solution hear:

Your email address will not be published. Required fields are marked *

© Lakshya_Education.com, All Right Reserved.
Contact Us services