What is Primary Key 🗝 in DBMS | WHY USE PRIMARY keys | real life example's |

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What is a Primary Key? It's the unique identifier for each record in a database table, like a social security number for people or a serial number for products.
Why are Primary Keys Important? They prevent duplicate data, ensure data accuracy, and allow for efficient data retrieval.
Real-Life Examples: See how Primary Keys organize information in libraries (book ID), online stores (order ID), and even your music library (song ID).
THIS VIDEO LECTURE FOR:-
Beginners are curious about database management.
Programmers or developers wanting to understand data organization.
Anyone who wants to unlock the secrets of efficient data storage and retrieval!
Get ready to master the power of Primary Keys and become a confident database explorer!
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