On Wed, 2006-02-08 at 08:47 -0500, C. Michael Pilato wrote:
> Malcolm Rowe wrote:
> >>If so, we probably should add a --no-svndiff1 option to dump as well.
> >
> > No, I think that's the wrong way round - we don't want people using
> > revision-based 'dump --deltas' for backup purposes to suddenly find that
> > they're using a format that can only be read by svnadmin 1.4.x.
> >
> > Better would be either to always write svndiff0 (people can pipe it
> > through gzip if they want, and may already be doing so), or perhaps to
> > provide a '--svndiff1' option to write svndiff1 deltas. We could even
> > look at inferring a default from the filesystem version, though I think
> > we might need both --svndiff1 and --svndiff0 options to override it in
> > that case.
>
> I agree. The dumpfile format should continue to use the most widely
> handled formats until the format itself *needs* to be bump in order to
> carry information that the existing format cannot carry. A switch from
> svndiff0 to svndiff1 in the dumpfile format is not necessary, and
> therefore should not not occur at all. If we want to provide a
> --svndiff1 option to 'svnadmin dump', that's fine with me -- at least
> folks will have to work a little harder to hurt themselves.
I have absolutely no strong feelings on the issue because we have made
incompatible changes to the dump format before, with no backwards
compatibility option (though maybe this occurred before 1.0).
--Dan
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Received on Wed Feb 8 14:56:02 2006