What are database keys? A practical guide
There’s not much to database keys, right? When you build a new table, you add a column to act as the primary key, then set it to auto-generate. Done. That’s all there is to know…right?
Everything is the right question away
When working with an AI LLM, you have so much knowledge at your fingertips.
Vectors in SQL Server 2025
Introduction SQL Server 2025 introduced new features, including vectors. The main purpose of vectors is to create a new semantic search with the help of AI. Modern AI models represent text as vectors (embeddings) that capture semantic meaning. Similar meanings produce vectors that are close to each other in this vector space, allowing AI systems to […]
SQL Server Concurrency Issues with Parallel Query Plans
Parallelism can reduce concurrency. This is a strong reason not to allow SQL Server to execute queries aggressively in parallel mode. In this tip, I will set up a demo to show that parallelism reduces query performance on a server with high concurrency.
SQL Server Transactional Replication from Always On Availability Groups to Azure SQL Database
Learn how you can add transactional replication to an AG to move data to an Azure SQL Database.
Why disabling the SQL Server sa account still matters in 2026
Every few years, someone asks a familiar question: do we really still need to disable the sa account in SQL Server? After all, it’s 2026. SQL Server has better encryption, better auditing, better defaults, and more security features than ever before. Surely this old guidance belongs in the past?
Answering Questions On Dropped Columns
Answering a couple of questions from the previous posts about dropping columns.
Changing Data Types
Steve had to deal with a customer that changed data types in columns often. Is that something you experience?
Query Hint Recommendation Tool in SSMS 22
SQL Server Management Studio keeps adding features, but unless you look you probably don’t notice. In this article, we look at the new Query Hint Recommendation Tool in SSMS 2022 and how this can be used.
Blogs
No Shortcuts for the SQLCMD Batch Terminator: #SQLNewBlogger
By Steve Jones
I was messing around with SQLCMD and I realized something I hadn’t known. I’ve...
Where Is My SQL Agent? Running Scheduled Jobs Against Azure SQL Database
By gbargsley
One of the first things I review when I inherit a new SQL Server...
AgentDBA vs Critical SQL Server
By Arun Sirpal
It’s 07:43. Someone’s already left a message. “Something’s wrong with the DB server.” You...
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Question of the Day
Detecting Characters
I have a SQL Server 2022 English default installation on a server. I want to detect if there are any upper case characters in rows and I have this code:
SELECT CustomerNameID,
CustomerName
FROM dbo.CustomerName
WHERE CustomerName = LOWER(CustomerName)
Here is the sample data I am testing with:
CustomerNameID CustomerName 1 John Smith 2 Sarah Johnson 3 MICHAEL WILLIAMS 4 JENNIFER BROWN 5 david jones 6 emily davis 7 Robert Miller 8 LISA WILSON 9 christopher moore 10 Amanda TaylorHow many rows are returned? See possible answers