I have an interesting experience to share about the Query Ignoring CPU Threads. I was hired by a large eCommerce organization.
OS Threads by Scheduler in SQL Server: Count Them per CPU
OS threads by scheduler shows how many Windows threads each SQL Server scheduler owns. This post joins the scheduler, worker and thread views and counts them per CPU. It compares the counts with the server totals and explains the hidden schedulers that a careless query counts as CPUs.
SQL SERVER – List Service Broker Queue Count
I inspect Service Broker Queue Count through queue and internal-table catalogs. A customer requested a quick inventory.
SQL SERVER – Enabling or Disabling Triggers with the Correct Scope
To disable all triggers correctly, I first identify the required scope. My original customer case concerned expensive table-trigger work.
Simple Interest in SQL Server: A Function That Keeps Cents
Simple interest in SQL Server is principal times rate times years divided by 100, and a T-SQL function returns it in one line. This post shows how an int return type drops the cents and what SCHEMABINDING changes. It measures the cost of a scalar function on 500,000 rows and ends with compound interest.
SQL SERVER – Difference Between Count and Count_Big
The difference between Count and COUNT_BIG includes result range and indexed-view requirements. Their row-counting rules are the same.
Bitwise Puzzle – SQL in Sixty Seconds 160
Many did not believe in the real world and based on the request, I have made the recent video on the same topic of the bitwise puzzle.