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I used to shrink my databases!

This is an entry level post and a response to SQLEspresso’s blog challenge(http://sqlespresso.com/2017/01/10/ooops-was-that-was-me-blog-challenge) where we share mistakes from our “younger”...

2017-01-11

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BIT_COUNT II

By Steve Jones - SSC Editor

Comments posted to this topic are about the item 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       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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