How many Unique & Primary Key's in a table

Question

How many Unique & Primary Key's in a table?

Jignesh Trivedi · Answer

Hi Agree with above answer Table have only one primary key and have many unique keys. hope this will help you.

Vulpes · Answer

A table can only have (at most) one primary key but can have multiple unique keys. Note that both primary and unique keys can consist of one or several columns. Primary keys can't be null but unique keys can have one null value.