COUNT, DISTINCT, and NULLs
Watch this week's video on YouTube
One thing I see fairly often (and am occasionally guilty of myself) is using COUNT(DISTINCT) and DISTINCT interchangeably to get an idea of the...
2019-02-19
17 reads
Blog Posts
COUNT, DISTINCT, and NULLs
Watch this week's video on YouTube
One thing I see fairly often (and am occasionally guilty of myself) is using COUNT(DISTINCT) and DISTINCT interchangeably to get an idea of the...
2019-02-19
13 reads
Defaults In msdb Database
Today is a day to discuss defaults. It started with the day being TSQL Tuesday and having a topic of...
2019-02-19 (first published: 2019-01-28)
2,462 reads
Do You Have a SQL Server Estate?
At Redgate, we do a lot of research. Maybe not as much as Microsoft Research, but we are always trying...
2019-02-19
863 reads
How to Encrypt and Restore Your SQL Server Database Backups
We’ve had backup encryption out of the box since SQL Server 2014, yet I’ve rarely seen it used. In an...
2019-02-19 (first published: 2019-01-28)
11,682 reads
Interview with Uwe Ricken
I have just done my first interview! The very special guest was Uwe Ricken!
My idea for the interview was...
2019-02-19
118 reads
SQLTreeo Add-In guide
SQLTreeo Add-In Plugin for SQL Server Management Studio Version Applies to SQLTreeo Add-In version 0.8.7 or higher. Purpose Informational guide on how to use the SQLTreeo...
2019-02-19
109 reads
SQLTreeo Add-In guide
SQLTreeo Add-In Plugin for SQL Server Management Studio Version Applies to SQLTreeo Add-In version 0.8.7 or higher. Purpose Informational guide...
2019-02-19
275 reads
Continuous integration and delivery (CI/CD) in Azure Data Factory using DevOps and GitHub
(2019-Feb-18) With Azure Data Factory (ADF) continuous integration, you help your team to collaborate and develop data transformation solutions within the same data...
2019-02-18
3,863 reads
Data Warehousing Tip #6 – Use a consistent unknown member key
In this article I’ll be discussing the benefits of using a consistent unknown member key across your data warehouse. And...
2019-02-18 (first published: 2019-01-28)
3,998 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...
Forums
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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