jackrabbit-oak-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Felix Meschberger <fmesc...@adobe.com>
Subject Re: Online backup
Date Mon, 12 Mar 2012 13:03:42 GMT

Am 12.03.2012 um 14:01 schrieb Jukka Zitting:

> Hi,
> On Mon, Mar 12, 2012 at 1:46 PM, Felix Meschberger <fmeschbe@adobe.com> wrote:
>> But: However the repository implements sharding etc. The user of the
>> JCR API does not have to care about this implementation detail...
> Right, but a backup tool is not a normal JCR client.

Ok, that makes a difference of course, thanks.


>> As such a backup solution, should well be possible on-top of the JCR API
>> regardless of how the internal implementation distributes data etc., right ?
> Why? The JCR API does not cover all the functionality needed to fully
> recover a repository from a backup (and offers no bulk-read or
> incremental update feature needed for fast backups), so a backup
> client in any case needs to use a lower level API.
> Whether and how such an API exposes features like sharding is an issue
> we still need to sort out. It's good to remember that use cases like
> backup can be significantly affected by the design we select.
> BR,
> Jukka Zitting

View raw message