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From Paul Davis <paul.joseph.da...@gmail.com>
Subject Re: DocumentRevisions - any way to make sure they will always be available?
Date Thu, 31 Mar 2011 20:51:04 GMT
On Thu, Mar 31, 2011 at 4:43 PM, Luis Miguel Silva
<luismiguelferreirasilva@gmail.com> wrote:
> Dear all,
>
> I'm very interested in CouchDB's DocumentRevision features because i
> want to be able to store historical data so i can later consume it and
> see how it progressed over time.
> So my idea would be to simply add a timestamp and that timestamp
> SHOULD be enough to let me know a new revision has been registered.
>
> The thing is, according to the documentation, we cannot guarantee the
> revisions will be available once the DB is compacted:
> http://wiki.apache.org/couchdb/HTTP_Document_API
>
> But...what is the point of this then? Is there a way to always make
> revisions available?
>
> Also, is it possible to only get the fields that changed between two
> revisions?? That would be A-W-E-S-O-M-E for what i need to do :o).
>
> Thanks in advance,
> Luis
>

MVCC tokens are not to be used for revision control.

If you need revision control, you need to build it yourself.

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