What does Thread 0 in a parallel execution plan mean? Reader Marko Parkkola gave the best answer: it synchronizes the other threads. Here it is in detail.
SQL Server emergency? Email pinal@sqlauthority.com with URGENT in the subject line.
SQLAuthority News – Milestone – 1400th Post and Why do I blog
My 1400th post looks back at the journey I started on Nov 1, 2006, and gives an honest answer to a question I hear a lot: why do I blog?
SQL Server: Why INSERT OUTPUT Does Not Prove a Commit
INSERT OUTPUT can return an identifier before a transaction commits. These tested examples show a rollback after a returned row and a pattern that returns results after commit.
SQL SERVER – The Self Join – Inner Join and Outer Join
Is a Self Join an inner join or an outer join? It can be either. I build a small new example that shows Self Join as inner join and outer join.
SQL SERVER – Upper Case Shortcut SQL Server Management Studio
Want an upper case shortcut in SSMS? Select a keyword and press CTRL+SHIFT+U to make it upper case, or CTRL+SHIFT+L to make it lower case.
SQLAuthority News – I am Microsoft Certified Trainer (MCT)
I am a Microsoft Certified Trainer and proud of it. This post shows how strict bureaucratic rules can make a well confirmed training project crash.
SQL SERVER – PowerShell Version Info
Two commands show your PowerShell version: $PSVersionTable and $host. Only one worked on Version 1, so I ask PowerShell experts to explain why.
SQL Server slow? Let's fix it together in about four hours.
In my Comprehensive Database Performance Health Check, you share your screen, I guide you, and we fix your biggest performance troublemakers. No passwords. No remote access.
You keep every script, and the know-how to fix it yourself next time.
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Who We Are
Pinal Dave is an SQL Server Performance Tuning Expert and independent consultant with over 24 years of hands-on experience. He holds a Masters of Science degree and numerous database certifications.
Pinal has authored 19 books and 125 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 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.
Shaivi Pinalkumar Dave is a book author and a women’s artistic gymnast.

