Microsoft Technologies

Open the command promt with admin rights and change the directory to

C:\WINDOWS\Microsoft.NET\Framework\<versionNumber>\

You can run the Aspnet_regsql.exe tool as a command-line utility

Aspnet_regsql.exe –S servername –d databasename –U username –P password –A <optionsto be install>

After install

To Uninstall

Referance : http://msdn.microsoft.com/en-us/library/x28wfk74(v=vs.100).aspx