The twelve things I ask a junior DBA to check before I touch a slow query, with three quick proofs you can run yourself.
SQL Server emergency? Email pinal@sqlauthority.com with URGENT in the subject line.
SQLAuthority News – Author Visit – The 2007 Marketing Innovation Summit, Las Vegas
Notes from the 2007 Marketing Innovation Summit in Las Vegas, arranged by Unica: the agenda, the industry leaders I met and a few SQLAuthority.com readers.
REGEXP_LIKE in SQL Server 2025: Validating Codes, Emails and Phone Numbers
Validate codes, email shapes and phone numbers with REGEXP_LIKE in SQL Server 2025, using clear patterns and CHECK constraints.
SQL SERVER – 2005/2000 Examples and Explanation for GOTO
How the GOTO statement jumps to a label in the same T-SQL batch. My explanation for GOTO covers the syntax, the rules and when I still use it.
SQL SERVER – Creating Comma Separate Values List from Table – UDF – SP
Three ways to build a Comma Separate Values List from a table: COALESCE, a smart SELECT, or a cursor. Written for SQL Server 2005 with VARCHAR(MAX).
SQL SERVER – UDF – Function to Convert List to Table
A UDF, udf_List2Table, to convert list to table with any delimiter you choose. Written for SQL Server 2005 with VARCHAR(MAX), and easy to adapt for 2000.
SQL SERVER – 2005 Enable CLR using T-SQL script
In SQL Server 2005 the CLR is off by default. Here is the sp_configure script to enable CLR, turning on show advanced options and then clr enabled.
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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My Practical Workshop has no PowerPoint, just live demos. My AI Enablement Workshop shows your team where AI saves hours, and where it quietly costs them.
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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.

