External Article

Database Geek of the Week - Shawn Wildermuth

Shawn Wildermuth is the “go-to guy” for information on ADO.NET. He is the author of Pragmatic ADO.NET: Data Access for the Internet World and numerous articles, is a Microsoft MVP, and works as an independent consultant in Atlanta.

Shawn’s web site, The ADO Guy, is a good resource for developers looking for answers to questions about ADO and ADO.NET. The site also lists interesting blogs, books and sites that are among Shawn’s favorites.

External Article

ADO.NET Data Sets

This article looks at how partial classes can be used to implement business logic into datasets so that they are more business aware and intelligent.

The dataset is an integral part of Microsoft’s new data access model ADO.NET. It introduces a simple offline method for retrieving and updating data. Before using the dataset, you should have an understanding of the Microsoft .NET platform and a basic understanding of the dataset model.

Technical Article

Michael Rys on XML in SQL Server 2005

Michael Rys is one of two program managers responsible for the XML features in SQL Server. He also represents Microsoft on the W3C XQuery Working Group, and on the ANSI working group for SQL. I asked him what is distinctive about the XML support in SQL Server 2005, as opposed to that found in rival database management systems. As Rys acknowledges, "all the three major vendors, Oracle, IBM and Microsoft, are moving towards second or third generation suppor

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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