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From "Stephane Nicoll" <stephane.nic...@gmail.com>
Subject Re: DB schema migration
Date Mon, 23 Apr 2007 18:57:30 GMT
Can I be sure at least that the DB model won't change as from alpha-1?
If so I can maybe drop completely my database and recreate my
projects.

Thanks,
St├ęphane

On 4/23/07, Brett Porter <brett@apache.org> wrote:
> This was one of the things I was going to try and have done before
> alpha-1 - I just forgot.
>
> Erik - the problem in upgrading is the changes in private tables
> between versions of jpox that we hadn't given explicit names to. We'd
> probably appreciate most help in future proofing our jpox use a bit
> more in case it's internal schema changes again.
>
> I already have the tools to do an xml export of the old tables, it
> just needs to somehow be set to run in dump mode using the old jpox,
> and import using the new one. I'll look at that during ApacheCon, I
> think. If anyone else wants to take the task while I'm on holidays,
> let me know... we should also make the tool work with 1.0.3 databases
> if possible.
>
> This is definitely one for the release notes, btw. alpha-1 will not
> work with 1.0.3 (or earlier 1.1 snapshot) databases.
>
> - Brett
>
> On 22/04/2007, at 2:10 PM, Erik Bengtson wrote:
>
> > If you guys need some tooling from JPOX, let me know and I could
> > plan to
> > implement some kind of "export" to XML, and "import" from XML. In
> > between
> > export/import you could apply Xqueries to transform data to match
> > the new
> > schema
> >
> > Quoting Stephane Nicoll <stephane.nicoll@gmail.com>:
> >
> >> Hi,
> >>
> >> I'm currently running a 1.1-SNAPSHOT from February which runs ok
> >> except a few minor issues. I'd like to upgrade to 1.1 alpha 1 as soon
> >> as it's out to provide feedback & co.
> >>
> >> Last time I tried to upgrade, I had to revert because the model
> >> schema
> >> has changed and it was really difficult to update my existing
> >> data. Is
> >> there something scheduled for alpha1 regarding this (at least a
> >> manual
> >> procedure to upgrade my schema if necessary).
> >>
> >> Thanks,
> >> St├ęphane
> >>
> >
> >
>

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