Kendra Little gives an answer:
Have you ever received advice that was technically correct, but which was delivered in such a way that it was too hard to understand?
I think of this as “accidental bad advice,” because it leads to confusion. There’s a LOT of accidental bad advice out there on index maintenance for SQL Server and cloud versions like Azure SQL, even in the official documentation.
In this post I’m answering a common index maintenance question, and we’re going to keep it simple.
The answer is essentially the same as it would be on-premises: yes, but perform index maintenance when it is appropriate. Read on to learn what that means in this case.