SQLServerCentral Editorial

The Incidental DBA

There are lots of technical people that are forced to be DBAs by necessity. However there is another class of DBAs, the Incidental DBAs. Andy Warren brings a guest editorial that reminds us about this group of people that work with SQL Server.

External Article

SQL Server 2008 Failover Clustering

This white paper complements the existing documentation on planning, implementation, and administration of a SQL Server 2008 failover cluster, which can be found in Microsoft SQL Server 2008 Books Online. There are links to relevant existing content throughout the paper, which is intended primarily for a technical audience. This white paper covers failover cluster architecture and concepts for Windows Server (2003 and 2008) and SQL Server 2008; installation of a SQL Server 2008 failover cluster; upgrades and updates to SQL Server 2008 failover clustering; and maintenance and administration of SQL Server 2008.

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BIT_COUNT II

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Why Your SQL Permissions Disappeared

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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