I heard an interesting comment from a client and that made me write a blog post. Their point was about table variables, temp tables, and parallel queries.
During the recent Comprehensive Database Performance Health Check, my client asked me if I have a query which can list all the parallel queries.
One of the interesting question: Is it possible to Override Server’s Configuration of Max Degree of Parallelism? Of course, it is possible, let us read.
Today we see T-SQL Script to Identify TOP 10 Parallel Running Queries which I wrote as a part of my Comprehensive Database Performance Health Check.
Question: Do Stream Aggregate Operator Always Need Sort Operator?
Answer: Absolutely No.Before I explain this question a bit more in detail.