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Working with the XML Data Type in SQL Server

The XML data type, introduced in SQL Server 2005, is a powerful construct. When used wisely, it can provide useful extensions to SQL Server. Robert Sheldon, in the first part of a series, describes how create and index a XML column in a table, and discusses when you should consider using an XML data type.

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Virtualization is an important technology for anyone working with servers, and as vendors look to improve the performance of their hypervisors, this technology might be more important for data professionals to understand.

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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