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Primary Key in SQL In this quick video, learn what a Primary Key is in SQL and why it's crucial for database integrity. 🔹 It uniquely identifies each row in a table 🔹 Does not allow NULLs 🔹 Helps maintain data accuracy and consistency #SQL #ytshorts #shorts #primarykey #PrimaryKey #DatabaseDesign #SQLBasics #LearnSQL #DataIntegrity # ...
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