MSSQL DATABASE INTERVIEW QUESTIONS

What is the purpose of the COALESCE() function in MSSQL, and how do you use it?

How do you use the COALESCE function to handle NULL values in MSSQL?

Can the COALESCE function be used with different data types in MSSQL?

How do you use the COALESCE function with multiple columns in MSSQL?

How do you use the COALESCE function in an INSERT statement in MSSQL?

How do you use the COALESCE function to combine columns in a SELECT statement in MSSQL?

How do you use the COALESCE function with aggregate functions in MSSQL?

How do you use the COALESCE function in a JOIN condition in MSSQL?

How do you use the COALESCE function with date values in MSSQL?

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