SQL Interview: 47 Extracting hour from a datetime value

This is a post in the SQL Interview series. These aren’t trick or gotcha questions, they’re just questions designed to scope out a candidate’s knowledge around SQL Server and Azure SQL Database.

Section: Developer Level: Intro

Question:

You need to extract the hour component from a datetime value.

Which function should you use?

Answer:

To do this in SQL Server, you should use the DATEPART function.

2025-05-12