SQLServerCentral Editorial

Speed Phreaks

A guest editorial from Phil Factor looks at the Speed Phreak competition that has been taking place recently and is quite popular. Read about the inspiration for the competition and why you might want to participate.

Technical Article

Easy Licenses

Software licensing can be complex and confusing. Even in Windows and SQL Server, where hard limits are not enforced, people have problems determining how they should license software. Steve Jones talks about what vendors could do to help us.

External Article

Pivoting, Unpivoting and Aggregating

We asked Phil Factor to write a nice simple quick-start guide about aggregation, pivoting and un-pivoting techniques. To do so, he takes us all the way from getting the data from a published source, transferring it to SQL Server, un-pivoting it, storing it in a relational table, aggregating it and finally pivoting the data in a variety of ways.

Blogs

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Setting Up a Mac for Data Engineering and AI Work

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If you work with data pipelines, SQL, notebooks, or machine learning models, a Mac...

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Forums

SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About

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Is Fabric a Reliable Service or a Ripped Resource?

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Question of the Day

BIT_COUNT I

In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:

UserID  UserPermissions
15
23
37
What is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount
from dbo.UserPermission
where UserID = 3;

See possible answers