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SQL for beginners: Self Join Explained with Real Example | Employees & Managers
Learn how a SQL Self-Join works — using a real-world Employees & Managers example! In this beginner-friendly tutorial, you'll see how to link employees to their managers when both are stored in the same table. We’ll walk through the concept step by step, explain how SQL treats one table in two roles, and show you how to write the query ...
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