What is TRUE about Referential Integrity?

12. What is TRUE about Referential Integrity?

  1. It states that rows can't be deleted
  2. It states that rows can be deleted
  3. It states that columns can't be deleted
  4. It states that columns can be deleted

Answer: A) It states that rows can't be deleted

Explanation:

Referential Integrity states that those rows that are used by other records, can't be deleted.

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