[Samba] Joining a Samba DC to Existing AD question

[Sketch]

On Mon, 10 Oct 2016, Bob of Donelson Trophy via samba wrote:

> I noticed the "Joining a Samba DC to an Existing Active Directory" wiki
> page was updated yesterday (October 9, 2016.) 
>
> Under "Preconditions" header, the third bullet point is "If Samba is
> already configured on this host, remove any existing configuration and
> databases." Well, "configuration" is start forward, meaning the smb.conf
> file but, what "databases" is the statement referring to?

The ldb/tdb files in the private directory.  If compiled from source, this 
is normally /usr/local/samba/private.  Distros often place it in 
/var/lib/samba/private.