Day 4/30 SQL Interview Series | Count Employees Per Department in SQL | Must-Know Question

Welcome to Day 4 of the 30 Days SQL Interview Series 🚀

In today’s video, we cover an essential SQL interview question:
👉 How to count the number of employees in each department

You’ll learn:
✔️ Using GROUP BY with COUNT()
✔️ How to aggregate data effectively
✔️ Real interview use cases
✔️ Beginner-friendly explanation

This is a frequently asked SQL question in interviews for data analysts and developers.

📅 Stay tuned for Day 5!

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Видео Day 4/30 SQL Interview Series | Count Employees Per Department in SQL | Must-Know Question канала YNT Labs