by Remco Ros
5. February 2009 20:40
I sometimes need to attach a SQL Server login to a lost database user.
This is the way to do it:
1: sp_change_users_login
2: @Action = 'Update_One',
3: @UserNamePattern = 'username',
4: @LoginName = 'login name'
5:
See also: http://msdn.microsoft.com/en-us/library/ms174378.aspx