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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.

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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“.

SQL SERVER – T-SQL Constructs – Declaration and Initialization – SQL in Sixty Seconds #003 – Video

We got tremendous response to our very first video of SQL in Sixty Seconds #001 and SQL in Sixty Seconds #002. We talked about how to convert Subquery to CTE and Error and Reaction. My co-authors Vinod Kumar and Rick Morelan, we often came across very interesting and useful tips which we…
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SQL SERVER – Force Removing User from Database – Fix: Error: Could not drop login ‘test’

Yesterday I wrote a blog post discussing how the guest user can become a security threat. The script which was demonstrated in the example had a small T-SQL query which creates a new user. Later, I got an email from a user who had created this scenario on his production environment. It makes me sad that I had clearly talked multiple times about how to execute this as a trial on a development server or a test server, but NOT on a production server. Anyway, here is the email about the Force Removing User.

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SQL SERVER – Case Sensitive Database and Database User – Fix: Error: 15151 – Cannot find the user , because it does not exist or you do not have permission.

Jeff asked me another question! If you do not know Jeff, you may read the following blog posts. You will get the idea of Jeff’s personality and who Jeff really is. SQL SERVER – Installation Log Summary File Location – 2012 – 2008 R2 SQL SERVER – INNER JOIN Returning…
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SQL SERVER – Solution Part 2 – A Quick Puzzle on SQL JOIN and NULL – SQL Brain Teaser

Some questions are timeless and they never grow old; no matter how much they grow old their interest never dies. Earlier, I asked a simple puzzle based on a conversation on SQLAuthority Page, and have received an overwhelming response from readers. I still get emails related to this puzzle every day. Let us see a quick puzzle between SQL Join and SQL Null.

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