SQL LEFT JOIN Explained | Keep Unmatched Rows and Handle NULLs | SQL Tutorial
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YouTubeYour Lifestyle
SQL LEFT JOIN Explained | Keep Unmatched Rows and Handle NULLs | SQL Tutorial
In this video, you will learn how to use LEFT JOIN in SQL to combine data from multiple tables while keeping unmatched rows. This tutorial explains how LEFT JOIN works, how NULL values appear in results, and how to handle optional relationships in a simple beginner-friendly way. Topics Covered: • LEFT JOIN in SQL • Keeping unmatched rows ...
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