MSSQL DATABASE INTERVIEW QUESTIONS

What is a surrogate key in the context of MSSQL?

How do you create a surrogate key in an MSSQL table?

Why would you use a surrogate key instead of a natural key in MSSQL?

How do surrogate keys improve database performance in MSSQL?

Can you provide an example of a table where using a surrogate key is beneficial in MSSQL?

How do you handle the insertion of surrogate keys in MSSQL?

What are the potential drawbacks of using surrogate keys in MSSQL?

How do you enforce uniqueness for business keys when using surrogate keys in MSSQL?

How do you handle updates to natural keys when using surrogate keys in MSSQL?

Explain a scenario where using a surrogate key is crucial for a business application in MSSQL and describe how you would implement it.