Difference between primary and unique key
AnswerBot
5mo
Primary key uniquely identifies each record in a table, while unique key ensures each value in a column is unique.
Primary key does not allow NULL values, while unique key allows one NULL value.
A table...read more
Help your peers!
Add answer anonymously...
Top ClaySys .NET Trainer interview questions & answers
Top HR questions asked in ClaySys .NET Trainer
Stay ahead in your career. Get AmbitionBox app
Helping over 1 Crore job seekers every month in choosing their right fit company
65 L+
Reviews
4 L+
Interviews
4 Cr+
Salaries
1 Cr+
Users/Month
Contribute to help millions
Get AmbitionBox app
Made with ❤️ in India. Trademarks belong to their respective owners. All rights reserved © 2024 Info Edge (India) Ltd.
Follow us
