[Updated] Goldman Sachs Aptitude Test Questions and Answers
Practice List of TCS Digital Coding Questions !!!
Take 50+ FREE!! Online Data Interpretation Mock test to crack any Exams.
Technical Discussion :: DBMS

7 / 143

Define the "integrity rules"


There are two Integrity rules.
> Entity Integrity: States that “Primary key cannot have NULL value”
> Referential Integrity: States that “Foreign Key can be either a NULL value or should be Primary Key value of other relation.

Asked In :: iGateVirtusaAccentureSopra Steria

Post Your Answer Here:

Rate This: +2 -0      +

Post Your Reply Here:

Alert me

Report Error

Please Login First Click Here

Most Popular Qs.