AI in production without a second pair of eyes is a quick way to lose a table. Cardinal was going to add the WHERE clause. Eventually.
Know Your Wait Types: Six Profiles, All Induced
I caused six wait types on purpose, one at a time, and measured each one for a single session. What each is blamed for, what it actually means, and the numbers it produced on SQL Server 2025. Wait types are the most misread figures in the product.
Why AI Sounds Confident When It’s Wrong
Part three of ten. A wrong answer from a model sounds exactly like a right one. That single fact explains most of the damage AI does at work. Here are five interview answers that prove you already know it. Look at that grid for a second. Three of those four…
Continue ReadingWhen a GUID Clustered Primary Key Gets Expensive
A GUID primary key can be useful. Learn when a GUID clustered primary key gets expensive, from page splits to index size, and when a bigint key can help.
AI Productivity Gains Went Up and Nothing Shipped Faster
AI productivity gains went up on every dashboard, and the release notes are the same length as last year’s. Writing code was never the constraint. Speed up one station and you get a taller pile in front of the station that is. Here is how to time your own line.
Tribal Knowledge: Nobody Left to Ask
Tribal knowledge is the part of the job nobody writes down, and it leaves when the person leaves. I sat with a team that could not tell me whether they were allowed to change four lines of billing code. The assistant at the end of the table had read every line and could not say why those lines were there.
Which Cable Reaches the Database? A Sunday Puzzle
Which cable reaches the database? Four coloured cables cross behind a rack. Follow each one to its destination.
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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