HOW TO ADD PRIMARY KEY TO EXISTING COLUMN IN MYSQL | ALTER TABLE | ADD PRIMARY KEY | MYSQL TUTORIAL

HOW TO ADD PRIMARY KEY TO EXISTING COLUMN IN MYSQL | ALTER TABLE | ADD PRIMARY KEY | MYSQL TUTORIAL

(MYSQL PRIMARY KEY BEST TUTORIAL FOR BEGINNERS )

In this video, You will also get to know about the following SQL Commands which will guide you to understand & learn the concept of PRIMARY KEY and also to CREATE and ADD PRIMARY KEY in MySQL.

( STEP BY STEP COMMANDS TO ADD PRIMARY KEY FROM VERY BEGINNING) :
[Please Watch full video to learn how to add Primary key and to know why we have used below SQL commands while ADDING PRIMARY KEY to existing column in MySQL ] :

1.CREATE DATABASE
2.USE DATABASE
3.SHOW DATABASES
4.CREATE TABLE
5.DESC TABLE
6.ALTER TABLE
7.INSERT INTO TABLE

[ Please do not skip this video if you want to learn the easiest way to create PRIMARY KEY COLUMN in MySQL]

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[kranti-sjpg]

Student table mein (stud_id, stud_prn)is dono columns ko at the same time primary key apply karni hain...kaise karen??