SQL Server Time Bombs
Common Reasons for Emergency SQL calls If you are a production DBA (or Accidental prod DBA) you’ve gotten that frantic call in the middle of the night. Or maybe...
2025-03-12 (first published: 2025-02-28)
561 reads
Blog Posts
March 2025 SQL Challenge: Test Your Skills with Advanced SQL Scenarios
If you’re an experienced SQL user eager to sharpen your expertise with real-world challenges, the March SQL Practice is the perfect opportunity. This month’s challenge is designed for advanced...
2025-03-11
6,577 reads
T-SQL Tuesday #184–Mentoring
This month’s T-SQL Tuesday blog party is hosted by Deborah Melkin, and it’s a good one that asks us where we are making the world better. The topic is...
2025-03-11
6,585 reads
T-SQL Tuesday 184 - Mentorship
T-SQL Tuesday is a monthly blog party hosted by a different community member each month. This month, Deborah Melkin
(blog) asks us to talk about our relationship with mentoring and...
2025-03-11
22 reads
Answering Questions On Dropped Columns
Howdy folks! Long time no write.
In this post, I will be answering a couple of questions from the previous posts about dropping columns.
A quick refresh
If you haven’t read the...
2025-03-10
5 reads
Is Your Business Truly Ready for AI?
The AI revolution isn’t coming – it’s here. Companies are racing to integrate artificial intelligence into their operations, eager to unlock efficiency, automation, and data-driven decision-making. But while AI...
2025-03-10 (first published: 2025-02-20)
242 reads
SQL Saturday Atlanta BI Recap
https://sqlsaturday.com/2025-03-08-sqlsaturday1102/#schedule SQL Saturday Atlanta BI is one of my favorite SQL Saturdays of the year. This year was especially sweet to see a lot of the SML (Saturday Morning...
2025-03-10
30 reads
What is Deferred Name Resolution?
One interesting concept in SQL Server is Deferred Name Resolution. This is something many developers struggle with understanding how this works and where it works. In the Microsoft docs,...
2025-03-10 (first published: 2025-03-03)
439 reads
A New Word: Waldosia
waldosia– n. a condition in which you keep scanning faces in a crowd looking for a specific person who would have no reason to be there, as if your...
2025-03-07
31 reads
Enterprise Digital Exhaust
Digital exhaust, or data exhaust, is the information you generate as you interact digitally. We've typically thought of this in terms of tracking cookies and the like, but it...
2025-03-07 (first published: 2025-02-25)
195 reads
Blogs
KDA: Echoes of Deception - Case 6
By Zikato
A cryptic message, a book cipher hidden in art provenance records, and a trail...
Capturing My Own Metrics: #SQLNewBlogger
By Steve Jones
A customer was trying to compare two tables and capture a state as a...
Red Flags in Your Query (T-SQL Tuesday #200)
By Zikato
When I'm looking at a query, I bet it's bad if I see... a...
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BIT_COUNT II
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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