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New Redgate University Courses to Advance your Skills

You may have seen our getting started courses which show you the fundamentals of your Redgate tools. If you are already up to speed and using the tools then you may want to revisit the site as we have added some exciting new courses for SQL Change Automation and SQL Test. These courses aim to give you tips, tricks and ideas on how to utilize your tools to their full potential.

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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;

See possible answers