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May9

SQL SERVER – Fix : Error 2501 : Cannot find a table or object with the name . Check the system catalog.

Pinal Dave
SQL Tips and Tricks
SQL Error Messages, SQL Scripts, SQL System Table
4 Comments

Error 2501, cannot find a table or object with the name, is a common beginner error. Check the database with USE, the spelling and case, and the owner name.

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May9

SQLAuthority News – Author Visit – MIS2007 Part II – Database Raid Discussion

Pinal Dave
SQLAuthority News
SQL Data Storage, SQLAuthority Author Visit
1 Comment

At MIS2007 we had a database RAID discussion: RAID 5 or RAID 10 for databases from 5 GB to 5 TB. Almost everyone picked RAID 10, even though it costs more.

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May8

Index Optimization Checklist: A Printable One-Page Guide

Pinal Dave
SQL Performance
Best Practices, Cheatsheet, Clustered Index, SQL Index
16 Comments

The twelve things I ask a junior DBA to check before I touch a slow query, with three quick proofs you can run yourself.

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May8

SQLAuthority News – Author Visit – The 2007 Marketing Innovation Summit, Las Vegas

Pinal Dave
SQLAuthority News
SQLAuthority Author Visit
No Comments

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.

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May7

REGEXP_LIKE in SQL Server 2025: Validating Codes, Emails and Phone Numbers

Pinal Dave
SQL Tips and Tricks
SQL Constraint and Keys, SQL Function, SQL Server, SQL String
1 Comment

Validate codes, email shapes and phone numbers with REGEXP_LIKE in SQL Server 2025, using clear patterns and CHECK constraints.

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May7

SQL SERVER – 2005/2000 Examples and Explanation for GOTO

Pinal Dave
SQL Tips and Tricks
Database, SQL Scripts, SQL Utility
26 Comments

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.

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May6

SQL SERVER – Creating Comma Separate Values List from Table – UDF – SP

Pinal Dave
SQL Tips and Tricks
SQL Function, SQL Scripts
46 Comments

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).

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SQL Server slow? Let's fix it together in about four hours.

Pinal Dave

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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Over 400 customers have worked with me this way, and not one shared a password. See all consulting options.


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.

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