incubator-couchdb-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Tim Tisdall <tisd...@gmail.com>
Subject Re: accessing previous document revisions within a view
Date Thu, 26 Jul 2012 14:00:46 GMT
Is it possible to access revisions through a filter?  Using a filter
on the changes log would also work for what I'd like to do.

On Wed, Jul 25, 2012 at 6:38 PM, Alexander Shorin <kxepal@gmail.com> wrote:
> Hi Tim,
>
> CouchDB documents revisions aren't for versioning things[1]. To access
> to previous document revision within view you need to store previous
> revisions inlined within document and emit them in map function. Note,
> that this solution promises that document size will rapidly grow over
> time - you'll need to limit stored inlined revisions somehow.
>
> [1] http://wiki.apache.org/couchdb/Document_revisions
>
> --
> ,,,^..^,,,
>
>
> On Thu, Jul 26, 2012 at 2:29 AM, Tim Tisdall <tisdall@gmail.com> wrote:
>> Is it possible to access a previous revision of a document from within
>> a view?  I'd like to output something in a view based on the
>> difference between the revisions of the documents.
>>
>> -Tim

Mime
View raw message