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
Two identical query windows side by side on one monitor, both with the same colour scheme, one of them with a cursor blinking after the word REPLACE.

Restore Database Mistake: I Learned About Databases From That

November 10, 2026
Pinal Dave
SQL Tips and Tricks
Career Advice, SQL Backup and Restore, SQL Error Messages, SQL Scripts

A restore database mistake, in the first person, minute by minute. This is a composite of three near misses I have been close to, with the details changed. The error message is real, and so is every rule at the end.

Read More
An open record book with a gold edged page, one entry highlighted, a small ribbon marking the place.

SQL Server Limits, Verified: Eleven Records Pushed to the Edge

November 4, 2026
Pinal Dave
SQL Tips and Tricks
SQL Constraint and Keys, SQL Error Messages, SQL Index, SQL Scripts, Undocumented SQL

SQL Server limits, done the way a record book does them. Not what the documentation says, but what happened when I tried one more. Eleven records, each attempted on SQL Server 2025 build 17.0.4085.5, each with the exact error text at the edge. One documented figure turned out to be wrong on this…

Read More
A paperback adventure book illustration in the old two colour style, a phone glowing on a bedside table at night.

SQL Server Blocking at 2 a.m.: You Are the On-Call DBA

November 2, 2026
Pinal Dave
SQL Performance
SQL Activity Monitor, SQL Error Messages, SQL Lock, SQL Scripts, Transaction Log

SQL Server blocking, told as a choose-your-own-path story. You are the on-call DBA. The phone has gone. The diagnosis and the kill were run in the lab on SQL Server 2025 and measured. The other branches are reasoned, and the text says which is which.

Read More
A recipe card on a kitchen counter, hand lettered, titled Slow Cooked Deadlock, with two small drawn pans facing each other.

SQL Server Deadlock, Slow-Cooked: A Recipe That Serves Two Sessions

October 28, 2026
Pinal Dave
SQL Tips and Tricks
Deadlock, SQL Error Messages, SQL Lock, SQL Scripts

A SQL Server deadlock, written up the way a recipe card is written. Ingredients, prep, method, and what to do when the sauce splits. It reproduces on SQL Server 2025 every time, and I have the timestamps and the deadlock graph to prove it.

Read More
SQL Server Maintenance Techniques

SQL Server Maintenance Techniques: A Comprehensive Guide to Keeping Your Server Running Smoothly

October 6, 2023
Pinal Dave
SQL Tips and Tricks
Hardware, Maintenance Plan, SQL Audit, SQL Backup and Restore, SQL Error Messages, SQL Index, SQL Log, SQL Server Security, SQL Statistics, SQL Upgrade, Testing

This comprehensive guide explore into some essential maintenance techniques and best practices to ensure your SQL Server deployment.

Read More
certificateoftrust

SQL SERVER – Fix – Error – The certificate chain was issued by an authority that is not trusted

September 1, 2023
Pinal Dave
SQL Tips and Tricks
SQL Connection, SQL Error Messages, SQL Server Security

ASP.NET Core applications can sometimes result in the error “The certificate chain was issued by an authority that is not trusted.”

Read More
detecting deadlocks

Detecting Deadlocks in SQL Server Using Trace Flags 1204 and 1222

June 20, 2023
Pinal Dave
SQL Tips and Tricks
Deadlock, SQL Error Messages, TraceFlags

Well, let us discuss Detecting Deadlocks in SQL Server Using Trace Flags 1204 and 1222. T-SQL for enabling, disabling, and checking the status of these trace flags.

Read More
1 2 3 4 … 117 Next
  • Books
  • Testimonials
  • Privacy Policy

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