External Article

Right-Sizing Row Mode Query Memory Requirements

When the optimizer doesn’t estimate the correct amount of memory for a query, either memory is wasted that could be used for other processes or some operations will spill to disk. Microsoft has added Memory Grant Feedback to help overcome this issue. In this article, Greg Larsen explains what you need to know about this new feature.

SQLServerCentral Editorial

What's a Normal SQL Server?

Many of us have worked in environments that have a number of SQL Server instances. Different versions, editions, and mostly different hardware profiles. We deal with different applications and software that places different demands and requirements on our database systems. Some of us are even dealing with multiple datastores, trying to integrate SQL Server with […]

External Article

Working with SQL Cursors

n SQL cursors serve as a pointer that enables application programming language to deal with query results one row at a time. Read on to explores the concept behind and learn how to declare cursors, open, retrieve data from them, and then close them.

SQLServerCentral Editorial

Double Half and Quarter

I've worked in a a couple very high performing organizations that adapted to changing conditions and built software well. I've worked in more poorly performing organizations that struggled to release updates and patches, causing tremendous stress for the IT staff.  DevOps is designed to help improve our software delivery and quality, if you work on […]

External Article

SQL Prompt in Azure Data Studio now in free public preview

We’re pleased to announce that the SQL Prompt extension for Azure Data Studio is now available to download for free. With SQL Prompt in Azure Data Studio, you can use an extensive collection of code snippets to write your SQL code quickly and efficiently. You can also keep your code consistent using the powerful formatting capability, and customize the applied style to suit your preferences.

Blogs

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

By

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

A New Word: Attriage

By

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

KDA: Echoes of Deception - Case 6

By

A cryptic message, a book cipher hidden in art provenance records, and a trail...

Read the latest Blogs

Forums

Upgrade 2016 Standard to 2022 Express

By pdanes

Title pretty much says it all - can this be done? I've tried several...

BIT_COUNT II

By Steve Jones - SSC Editor

Comments posted to this topic are about the item BIT_COUNT II

I Can't Make You Learn

By Steve Jones - SSC Editor

Comments posted to this topic are about the item I Can't Make You Learn

Visit the forum

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