This month's discount Comprehensive Database Performance Health Check · Testimonials
SQLAuthority with Pinal Dave
Home
  • Consulting
    • Health Check
  • Free Videos
  • All Articles
    • AI
    • SQL Performance
    • SQL Tips and Tricks
    • Interview Questions and Answers
    • SQL Puzzle
    • SQL Video
    • SQLAuthority News
    • Personal
  • Books
  • Consulting
Mar21

Auditing Who Holds CONTROL SERVER and IMPERSONATE Rights

Pinal Dave
SQL Tips and Tricks
DBA, SQL Audit, SQL Login, SQL Server Security
No Comments

Audit CONTROL SERVER and impersonation grants alongside sysadmin and role inheritance, test effective rights, and remove excess access.

Continue Reading
Mar20

SQL SERVER – SQL Commandments – Suggestions, Tips, Tricks

Pinal Dave
SQL Performance
Best Practices, Database, Software Development, SQL Backup and Restore, SQL Constraint and Keys, SQL DateTime, SQL Download, SQL Error Messages, SQL Function, SQL Index, SQL Joins, SQL Server DBCC, SQL Server Security, SQL Stored Procedure
10 Comments

My 20 SQL Commandments for SQL Server, rewritten from an Oracle article: know your data, test with realistic data, write identical statements, and more tips.

Continue Reading
Mar16

SQL SERVER – Fix: Sqllib error: OLEDB Error encountered calling IDBInitialize::Initialize. hr = 0x80004005. SQLSTATE: 08001, Native Error: 17

Pinal Dave
SQL Tips and Tricks
SQL Error Messages, SQL Server Security, SQL Utility
11 Comments

A Sqllib error with hr = 0x80004005 and Native Error 17 says SQL Server does not exist or access denied. The simple fix is to enable TCP-IP in Configuration Manager.

Continue Reading
Mar15

SQL SERVER – DBCC command to RESEED Table Identity Value – Reset Table Identity

Pinal Dave
SQL Performance
SQL Index, SQL Scripts, SQL Server DBCC, SQL Server Security
85 Comments

DBCC CHECKIDENT with RESEED lets you reset table identity to any value. Reseed to 0 so the next insert gets 1, and never go below values already in the table.

Continue Reading
Mar10

SQL SERVER – Union vs. Union All – Which is better for performance?

Pinal Dave
SQL Performance
SQL Download, SQL Scripts
190 Comments

UNION removes duplicate rows like SELECT DISTINCT, while UNION ALL keeps them all. My early notes on Union vs. Union All, with a link to the rewritten post.

Continue Reading
Mar7

Checking the Update History of an Instance

Pinal Dave
SQL Tips and Tricks
DBA, SQL Log, SQL Patch, SQL Server
2 Comments

Reconstruct SQL Server update history from Setup Bootstrap logs, startup error logs, and the current build when no patch ledger exists.

Continue Reading
Mar7

SQL SERVER – Script to Determine Which Version of SQL Server 2000-2005 is Running

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

A quick way to see which version of SQL Server 2000 or 2005 is running: SERVERPROPERTY returns the product version, the product level and the edition.

Continue Reading
Previous 1 … 835 836 837 838 839 840 841 842 Next

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.

Want your whole team to learn it?

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.

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.

  • Books
  • Testimonials
  • Privacy Policy

© 2006 – 2026 All rights reserved. pinal @ SQLAuthority.com