Unique Key Constraint
It uniquely identifies each row
Primary Key Constraint
You can have only one primary key constraint per table
Let's Check out the full video to know more
TimeStamps
0:00 Introduction
0:11 Unique Constraint
2:33 Unique Constraint on Multiple Column
5:20 Unique Constraint on Alter Table
6:40 Primary Key Constraint
8:18 Next Topic
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