Re: sparse fetch, was Re: [PATCH 08/12] git-clone: support --path to do sparse clone

> Hi,
>
>  On Thu, 24 Jul 2008, Jeff King wrote:
>
>  > As a user, I would expect "sparse clone" to also be sparse on the
>  > fetching. That is, to not even bother fetching tree objects that we are
>  > not going to check out. But that is a whole other can of worms from
>  > local sparseness, so I think it is worth saving for a different series.
>
>  I think this is not even worth of a series.  Sure, it would have benefits
>  for those who want sparse checkouts.  But it comes for a high price on
>  everyone else:
>
>  - security issues (you'd need to open the git protocol to give you
>   something else than a ref, _including_ refs that were deleted)
>
>  - performance issues (the server would have to do a lot more, faking
>   commits, or in the alternative serving a gazillion more sessions if the
>   client does the reconstruction)
>
>  ... and I am sure there are tons more issues.