4 SQL Tricks to Remove Duplicate Records (Every Developer Should Know!)
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YouTubeTheGkTech
4 SQL Tricks to Remove Duplicate Records (Every Developer Should Know!)
Learn 4 powerful SQL techniques to find and remove duplicate records from a database table. In this quick SQL tutorial, you will learn: 1️⃣ Using HAVING to detect duplicates 2️⃣ Using ROW_NUMBER() Rank Function 3️⃣ Using SELF JOIN to identify duplicate rows 4️⃣ Using DELETE with ROW_NUMBER() to remove duplicates permanently ...
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