Database-Management-System
August 29, 2024Transactions
August 29, 2024Database-Management-System
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Question 481
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A recursive foreign key is a :
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references a relation.
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references a table.
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references its own relation
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references a foreign key.
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Question 481 Explanation:
→ A recursive foreign key is a references its own relation.
→ Recursive foreign key is a foreign key which refers back to the primary key in the same table where child and parent table are same.
→ Recursive foreign key is a foreign key which refers back to the primary key in the same table where child and parent table are same.
Correct Answer: C
Question 481 Explanation:
→ A recursive foreign key is a references its own relation.
→ Recursive foreign key is a foreign key which refers back to the primary key in the same table where child and parent table are same.
→ Recursive foreign key is a foreign key which refers back to the primary key in the same table where child and parent table are same.