2. What is Primary Key, Foreign Key [SQL], Normalization in SQL and why it is required.
AnswerBot
1y
Primary Key, Foreign Key and Normalization are important concepts in SQL for data integrity and efficient data retrieval.
Primary Key is a unique identifier for each record in a table.
Foreign Key is a ...read more
Help your peers!
Add answer anonymously...
Top Evelyn Learning Systems SME interview questions & answers
Popular interview questions of SME
>
Evelyn Learning Systems SME Interview Questions
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
