Patrick

Patrick Keisler is a Senior CSA - Engineering for Microsoft with over 20 years of SQL Server experience working in various fields such as financial, healthcare, and government. You can follow him on Twitter or listen to him speak at various SQL Saturdays and user group meetings.

Twitter: @patrickkeisler
Website: https://www.patrickkeisler.com
LinkedIn: https://www.linkedin.com/in/patrickkeisler/

Capture Index Usage Statistics for Better Analysis

by Patrick

Everyday SQL

Starting with SQL Server 2005, Microsoft introduced Dynamic Management Views to help DBAs see what's going inside of SQL Server....

2012-10-23

2,530 reads

Which SQL Instance is Killing Your CPU?

by Patrick

Everyday SQL

You have 5 instances running. How do you know which one is killing your CPU?

As you can see from Windows...

2012-10-16

555 reads

Grant Execute Permission on All Stored Procedures

by Patrick

Everyday SQL

Right out of the box, SQL Server makes it pretty easy to grant SELECT, INSERT, UPDATE, and DELETE to all...

2012-10-10

13,376 reads

How to Make SQL Server Listen on Multiple Ports

by Patrick

Everyday SQL

Have you ever needed an instance of SQL Server to listen on multiple TCP/IP port numbers but didn't know how...

2012-10-05

1,186 reads

Use Powershell to Manage Idera SQL Diagnostic Manager

by Patrick

Everyday SQL

Idera SQL Diagnostic Manager (or as I call it "SQLdm") is a great monitoring and performance tuning tool that I...

2012-09-28

2,749 reads

Welcome to Everday SQL

by Patrick

Everyday SQL

My name is Patrick Keisler and I have been a Microsoft SQL Server DBA for over 12 years. During that...

2012-09-22

355 reads

Blogs

Learn about Modern Microsoft Apps in San Diego

I wrote about learning today for the editorial: I Can’t Make You Learn. I...

How To Deploy Fabric SQL and Azure SQL Databases with Azure DevOps

Fabric has CI/CD built in, but if you've tried to use it for database...

A New Word: Attriage

attriage – n. the state of having lost all control over how you feel...

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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