SQL NULL Values Explained | IS NULL & IS NOT NULL | SQL for Beginners

Published: 24 August 2026
on channel: CoderLoop

SQL NULL Values Explained

In this video, we learn about NULL values in SQL in a simple and beginner-friendly way.

We’ll understand what NULL means, the difference between NULL and 0/empty values, and how to check NULL and NOT NULL values in SQL.

📌 Perfect for SQL beginners and placement preparation.

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