On Sat, May 18, 2013 at 07:33:10PM +0200, Thorsten Schöning wrote: > ... > > Let's put it this way: if that was actually a tag then it could also be > > argued that any file system supports branching/tagging. > > You ignore the versioning part of Subversion and that it guarantees > the state/history of branches and tags like any other SCM. Besides > that, from my understanding filesystems do provide something which > could be argued as support for branches and tags because branches are > simply just work on something based on something other, which is > implemented as copying files and directories,
Some filesystems support branching/tagging as a first order operation: e.g., with zfs you have 'zfs snapshot' for immutable tags and 'zfs clone' for (shared storage, copy on write) tags. http://man.freebsd.org/zfs > and tags are something > which isn't as worked on as on branches, but is based on something > other, too, and may easily be implemented using copying things around > again and simply don't touch it anymore or e.g. using snapshots, which > would better guarantee an unchanged content.
