[storm] some questions about Storm (from the perspective of Grok)

[Sean Allen]

On Mar 14, 2008, at 12:16 PM, Gustavo Niemeyer wrote:

>
> Hello Sean,
>
>> There is no reason why a generate schema from class feature couldnt
>> introspect the database, see what differences exist with current
>> model definition and alter the table keeping the data intact.
>
> As a curious coincidence, we're deploying a database patch right now
> that contains logic to fix the data to fit in the new schema.
> I'm sure having automatic schema migration is nice for simple cases,
> but I would personally not trust our data to such a tool.  This
> becomes even more obvious knowing that this patch has been created
> by one developer, and reviewed by two other developers, before
> going to production.

I wouldnt trust a patch that has been reviewed by an infinite number of
developers without running in on the real data. We do every upgrade
on a backup of the data in question first and examine it for any
problems that we might not have anticipated. ( or been overlooked. )