Aaron Nelson

Aaron Nelson ( blog | twitter ) is a Microsoft MVP for SQL Server (Data Platform) and leads the PowerShell Virtual Chapters of PASS, and volunteers for the local PASS Chapter AtlantaMDF, and helps organize SQL Saturday events in Atlanta. The PowerShell VC of PASS hosts monthly sessions on SQL Server and PowerShell, and you can find the recordings of those sessions on their YouTube channel.

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Blog Post

Query DB2 From PowerShell

Story time: A few months ago I was in a meeting where we were all asked how we could take on a complex, but very necessary task. As they...

2021-02-17 (first published: )

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Blogs

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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       NULL
What is returned when I run this code: 
select bit_count(UserPermissions) as PermissionCount
from dbo.UserPermission
where UserID = 4;

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