Transaction Replication: Multiple Publishers, Single Subscriber
How to configure multiple publishers and single subscriber replication?
What Counts for a DBA – Inspirations
In order to be great, you need to have an idea what great is. A quote I use in every one of my database design presentations is by one of my non-technical inspirations, C. S. Lewis. The quote is from his book, An Experiment in Criticism. “There are no variations except for those who know […]
How to Suck at Database Administration
Tara Kizer outlines 15 telltale signs that you aren't a very good senior DBA.
Build a Career Radar
A technology radar can help you assess what's important and where to focus your effort. Companies use these, and Steve Jones says you should as well.
Get Set For Speed
Loops are common in application code, but set-based solutions are the way to go with SQL.
"But It Worked in Development!" - 3 Hard SQL Server Performance Problems
You’ve been performance tuning queries and indexes for a few years, but lately, you’ve been running into problems you can’t explain. Could it be RESOURCE_SEMAPHORE, THREADPOOL, or lock escalation? These problems only pop up under heavy load or concurrency, so they’re very hard to detect in a development environment.
An AI Loophole
We can't always explain how AI systems work. Steve Jones wonders if this is a loophole in the GDPR legislation.
Performance Comparison Between SQL Server 2014 and 2016
This article outlines the performance innovations in SQL Server 2016 for Columnstore Index and BatchMode Execution.
Degree of Duplication
Technology is constantly moving forward, but it is also helpful to understand how we arrived where we are today. Joe Celko reminisces about the history of database design and how it relates to the concept of ‘Degree of Duplication’ in this article.
Brush Up on Your ETL Skills
The need for data imports, exports, and transformations seems to be growing.
Blogs
Learn about Modern Microsoft Apps in San Diego
By Steve Jones
I wrote about learning today for the editorial: I Can’t Make You Learn. I...
How To Deploy Fabric SQL and Azure SQL Databases with Azure DevOps
By ReviewMyDB
Fabric has CI/CD built in, but if you've tried to use it for database...
A New Word: Attriage
By Steve Jones
attriage – n. the state of having lost all control over how you feel...
Forums
Getting results from a Procedure to join to a query
I have a need to execute a stored procedure and return the results to...
Upgrade 2016 Standard to 2022 Express
Title pretty much says it all - can this be done? I've tried several...
BIT_COUNT II
Comments posted to this topic are about the item BIT_COUNT II
Question of the Day
BIT_COUNT II
In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:
UserID UserPermissions 15 23 37 4 NULLWhat is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount from dbo.UserPermission where UserID = 4;See possible answers