Rudy Panigas

SQL Server DBA since SQL 7.0
Production DBA with experience on version SQL 7.0, 2000, 2005, 2008, 2008R2, 2012, 2014, 2016, 2017, Disaster Recovery, Security

Technical Article

SQL Server System Audit Report

SQL Server System Audit Report Rudy Panigas, 2018-05-25 (first published: 2016-02-02) With every technology, security is in the forefront of the minds of professionals around the world. Ensuring that your SQL Server is secure is the job of every Database Administrator (DBA). The DBA(s) needs to configure the system to minimize the “attack surface” (reducing […]

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2019-04-18

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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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