Transactions
August 29, 2024Database-Management-System
August 29, 2024Keys
| Question 6 |
Drop Table cannot be used to drop a Table referenced by __________ constraint.
(a)Primary key
(b)Sub key
(c)Super key
(d)Foreign key
(a)Primary key
(b)Sub key
(c)Super key
(d)Foreign key
| (a) | |
| (a), (b) and (c) | |
| (d) | |
| (a) and (d) |
Question 6 Explanation:
Drop Table cannot be used to drop a Table referenced by Foreign Key because deleting a table referenced by a foreign key will violate the referenced key constraint.
Correct Answer: C
Question 6 Explanation:
Drop Table cannot be used to drop a Table referenced by Foreign Key because deleting a table referenced by a foreign key will violate the referenced key constraint.