cheap branching across file systems?

[TK Soh]

On 6/28/06, John Arbash Meinel <john at arbash-meinel.com> wrote:
> That is exactly that we can create cheap branches within a repository,
> but only as subdirectories of the repository. The specific comment is

What are the commands needed to create a cheap branch?

> that with repositories, bzr doesn't need hard-links to get the same
> space savings.

So, 'bzr branch' will create a complete duplicate of the repository,
even with the same file system?

> HG supports hard-linking their branches (though as you make changes to
> one, it starts to break the links for anything that is effected).
> But that means you have to be on a filesystem that supports it. (so no
> vfat, HFS+ generally performs poorly, and not ftp...)

Doesnt  bzr support hardlinking at all?