MSSQL DATABASE INTERVIEW QUESTIONS

What is an alias in MSSQL and why would you use it for output columns?

How do you create an alias for a table in MSSQL?

Why would you use column aliases in a SELECT statement in MSSQL?

How do you use table aliases to simplify a query with multiple joins in MSSQL?

Can you use SQL aliases in the WHERE clause of a query in MSSQL?

How do you use SQL aliases with aggregate functions in MSSQL?

How do you use SQL aliases in subqueries in MSSQL?

How do you handle aliases when using the HAVING clause in MSSQL?

How do you use aliases in complex queries involving multiple subqueries and joins in MSSQL?

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