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.
For SQL Server Emergency Help, you can reach out to me at pinal@sqlauthority.com with words URGENT in the email subject line for other services mention “Comprehensive Database Performance Health Check“.
This is the fourth post in the series of finding previous row and next row value in SELECT Statement. Read all the blog post before continuing reading this blog post for complete idea.
In the very first part I discussed that performance with the help of CTE is very poor and I encouraged users to use LEAD and LAG function of SQL Server 2012. My friend and SQL Server Expert Szymon Wojcik have written a fantastic post about this subject. I encourage everyone to read that blog post. He has demonstrated that with the help of numbers table, we can further improve the performance of the query.
This is the 47th episode of Memory Lane. Here is the list of selected articles of SQLAuthority.com across all these years. Instead of just listing all the articles I have selected a few of my most favorite articles and have listed them here with additional notes below it. My favorite blog posts are about UDF and the difference between UPDATE and UPDATE (). Let me know which one of the following is your favorite article from memory lane.