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From Florian Holeczek <>
Subject Re: Versioning in JCR
Date Thu, 10 Apr 2008 06:50:48 GMT
Hallo Murray,

sure... it's chapter 8.2 in the following JSR-170 specification


Urspr√ľngliche Nachricht vom 10.04.2008 um 00:44:
> Florian Holeczek wrote:
>> Hi developers,
>> I've spent some time thinking and learning about JCR's versioning
>> features. It's pretty nice, powerful and easy to handle. But there's
>> one big problem:
>> JCR versioning supports full-blown directed acyclic graphs, but a
>> wiki page version history is only a linear one.
>> This means that JCR versioning can't be used without some code that
>> assures that the version graph stays linear (meaning that it must be
>> impossible to create two page versions out of one).
>> However, I see no other problems that would prevent us from using
>> JCR's versioning, and I think that this problem is solvable (must have
>> been solved in the RCS page provider anyway, I guess/hope).
>> Anybody got other opinions or some comments on this?

> Florian,

> It would be much appreciated if you could point us to the specific
> JCR versioning documentation you'd like feedback on, specifically
> the acyclic graph support. Changing an acyclic to a directed/linear
> graph doesn't sound to be too difficult, perhaps only a matter of
> restricting referencing from our end (on both put and get).

> Thanks,

> Murray

> ...........................................................................
> Murray Altheim <murray07 at>                           ===  = =
>                                     = =  ===
> SGML Grease Monkey, Banjo Player, Wantanabe Zen Monk               = =  = =

>        Boundless wind and moon - the eye within eyes,
>        Inexhaustible heaven and earth - the light beyond light,
>        The willow dark, the flower bright - ten thousand houses,
>        Knock at any door - there's one who will respond.
>                                        -- The Blue Cliff Record

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