The unique column used to identify Record is called ?

Answer 1

@Abhi my answer was "Primary Key", then i read this and i fixed my comment, i recommend to do the same: https://en.m.wikipedia.org/wiki/Unique_key
I guess also "Primary Key" is correct anyway, this is just to get more informations, i can be wrong. :)

Answer 2

Unique Key... ?

Answer 3

primary key .
in a primary key each record should be unique .

Answer 4

@maz, now I'm thinking maybe you are right.
cheak this -
https://www.javatpoint.com/unique-key-in-sql

Answer 5

primary key

Answer 6

Primary

Answer 7

Am putting primary key it's saying incorrect, I try unique key some thing incorrect

Answer 8

Primary key

Answer 9

Primary keys