The other day I was reading Wikipedia, and I ended up on the Pigeonhole Principle. I find it very intriguing about this and I decide to blog
SQL SERVER – Banker’s Rounding
Also known as unbiased rounding or round half to even, banker’s rounding follows a set of rules that ensures numbers are rounded.
SQL SERVER – Making Recursive Parent-Child Queries Efficient
One puzzle is finding out how many employees each manager is responsible for in a company. Let us Make Recursive Parent-Child Queries Efficient.
MySQL Administration – Video Course
I’m thrilled to announce the launch of my 52nd course on Pluralsight – “MySQL Administration.” We dive into optimizing MySQL performance.
Maximizing SQL Server Security: Instance Hiding vs SQL Browser Disable
Let us learn more today in this blog about Maximizing SQL Server Security: Instance Hiding vs SQL Browser Disable.
Making the Most of Historical Data: Preventing Future SQL Server Issues
The key to predicting future troubles often lies in the past – specifically, historical data. We’ll explore the importance of historical data.
SQL SERVER – What is Instance Hiding? How to do it?
In this blog post, I’ll share a real-life success story of how instance hiding significantly strengthened SQL Server security for one of my clients.
Pinal Dave is an SQL Server Performance Tuning Expert and independent consultant with over 22 years of hands-on experience. He holds a Masters of Science degree and numerous database certifications.
Pinal has authored 14 SQL Server database books and 100Â Pluralsight courses. To freely share his knowledge and help others build their expertise, Pinal has also written more than 5,800 database tech articles on his blog at https://blog.sqlauthority.com.
Pinal is an experienced and dedicated professional with a deep commitment to flawless customer service. If you need help with any SQL Server Performance Tuning Issues, please feel free to reach out at pinal@sqlauthority.com.
Pinal is also a CrossFit Level 1 Trainer (CF-L1) and CrossFit Level 2 Trainer (CF-L2).
Nupur Dave is a social media enthusiast and an independent consultant. She primarily focuses on the database domain, helping clients build short and long-term multi-channel campaigns to drive leads for their sales pipeline.
Is your SQL Server running slow and you want to speed it up without sharing server credentials? In my Comprehensive Database Performance Health Check, we can work together remotely and resolve your biggest performance troublemakers in less than 4 hours.
Once you learn my business secrets, you will fix the majority of problems in the future.
Have you ever opened any PowerPoint deck when you face SQL Server Performance Tuning emergencies? SQL Server Performance Tuning Practical Workshop is my MOST popular training with no PowerPoint presentations and 100% practical demonstrations.
Essentially I share my business secrets to optimize SQL Server performance.


