P Parvesh Kanani 🎓 Extraordinary ⭐ 2.84K Points 📊 MySQL Q. Which function returns NULL if expr1 = expr2? (A) NULLIF() (B) IFNULL() (C) CASE (D) IF() 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (A) NULLIF()