What Is Unique Key Example? [Solved]

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What Is Unique Key Example? [Solved]

Unique key is a constraint that is used to uniquely identify a tuple in a table. Multiple unique keys can present in a table. NULL values are allowed in case of a unique key .Difference between Primary Key and Unique Key.Primary KeyUnique Keypresent in a tablepresent in a table4 more rows•3 Feb 2020

What is the Difference between Primary Key and Unique Key - Database Tutorial 14

Database Tutorial. This video is about Database Fundamentals. I hope this series of videos can help those who want to be …

6 Differences between primary key & unique key with example

Primary

UNIQUE Constraint with Example in SQL Server

UNIQUE