Re: New User Considering migrating from CVS to SVN

On Wed, 2003-03-26 at 14:09, Branko Èibej wrote:
> I think I do. :-) No, redeltification time is not proportional to the
> number of revisions a particular file has. For most commits,
> deltification is a constant overhead. Because of our use of skip deltas
> (which reduce the access time for older versions), it's actually
> amortized constant time when averaged over all the commits to a file.

I have a discussion of skip deltas in
<http://web.mit.edu/ghudson/thoughts/file-versioning>, for the curious.

The comment on txn_deltify() in
<http://svn.collab.net/repos/svn/trunk/subversion/libsvn_fs/tree.c> also
contains some information about how we apply skip deltas in Subversion.

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Received on Fri Mar 28 16:32:41 2003