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From Thomas Mueller <muel...@adobe.com>
Subject Re: AW: AW: Incremental/deduplicating versioning
Date Wed, 13 Jul 2011 09:09:57 GMT

>the question was how the DataStore can store changes of different file

Yes... and I wrote it's possible that an implementation just stores the

>And that's not possible cause it doesn't know the previous version to
>determine the changes.

Well, it _is_ possible for a DataStore implementation to just store the
diff (plus a pointer to the base version), even if the DataStore API
itself doesn't include any information about the base version. It may just
be a bit more complex.


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