Q. Which keyword is used to define a foreign key in MySQL?

  • (A) EXTERNAL KEY
  • (B) FOREIGN KEY
  • (C) REF KEY
  • (D) LINK KEY
💬 Discuss
✅ Correct Answer: (B) FOREIGN KEY
Explanation: `FOREIGN KEY` enforces referential integrity between two related tables.

Published by Mr. Dubey ⭐ 111.42K Points at 06-Jun-2025 10:33 pm in MySQL

Explanation by: Mr. Dubey
`FOREIGN KEY` enforces referential integrity between two related tables.

💬 Discussion

📊 Question Analytics

👁️
71
Total Visits
📽️
1 y ago
Published
🎖️
Mr. Dubey
Publisher
📈
88%
Success Rate