Windows Internal Database (SSEE)

The Windows Internal Database is a special variant of Microsoft SQL Server 2005 Express. It is included with Windows Server 2008, Windows Server Update Services (WSUS), Windows SharePoint Services (WSS) and other Windows Server tools. It is also referenced as SQL Server 2005 Embedded Edition (SSEE).

The Windows Internal Database is used by Active Directory, WSS, WSUS and other Windows Server services as their data storage. Some of its main characteristics are:
In some cases where you might need to access this special instance of SQL Server (i.e. for reducing the transaction log size of a database) you must use the Named Pipes protocol for doing so. Named Pipes can be enabled from Network Configuration in SQL Server Configuration Manager.

First of all you will need to install SQL Server 2005 Express Edition Management Studio (link).
Then you will need to use the following connection properties:
You have to be careful when accessing the Windows Internal Database as many Windows Services depend on it.

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