SQLServerCentral Editorial

The Time to Patch

Microsoft has spent years working on building a reliable and dependable patch process for their software. While some products have had more sporadic updates, SQL Server has moved to a fairly regular schedule. Not quite a predictable "Patch Tuesday" schedule, but you can count on a CU arriving every month or two for SQL Server. […]

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SQL Server Best Practices for Data Quality

Accurate data is imperative for an organization to conduct cost effective decision making. Like everything else, change is constant for your data. There is a need to cleanse and validate data when received and on a regular basis. Unfortunately, cleansing and validating data is difficult with the native SQL Server toolset. How do we leverage the SQL Server tool set to achieve these goals?

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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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