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From "Laura Stewart" <scotsmat...@gmail.com>
Subject Re: Doc question - Upgrading a database
Date Mon, 25 Sep 2006 23:26:54 GMT
On 9/22/06, Rajesh Kartha <kartha02@gmail.com> wrote:
> Upgrade in Derby is just booting the old db with newer Derby jars in the
> CLASSPATH and passing the
> appropriate properties in the url.
> However, I do agree the current location  for determining the Derby
> version does seem a bit strange and given the  choices
>  I think this could go to the "Preparing the upgrade" under a sub
> section say "Determining  the Derby version"
> or something related.
> And possibly adding a line to check the Derby versions being upgraded
> from and to to be make things clearer (?).
> http://db.apache.org/derby/docs/dev/devguide/tdevpreupgrade.html
> Something like:
> Before connecting with the new software:
> Back up your database to a safe location using Derby online/offline
> backup procedures. For more information on backup, see the /Derby Server
> and Administration Guide/. *Please
> check the Derby version being upgraded from/to*. If you do not perform a
> soft upgrade, then once the database is upgraded, it cannot be reverted
> back to the previous version.
> -Rajesh

Hi Rajesh -
What seems to be missing is thta step to update the CLASSPATH with the
new version of the jar files.  I assume that this must be manually
done by the user?

Laura Stewart

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