On Dec 14, 2006, at 8:48 PM, Matt Good wrote:

>
> mb wrote:
>> the predefined reports have been changed in eg. Rev 4357, 4358.
>>
>> The new db_defaults.py is published in our
>> ../lib/python/site-packages/trac. But I see the old reports (without
>> the join). Using trac-admin <PATH_TO_TRACENV> update, returns
>> everything is up to date. This seems to be because the value of
>> db_version has not changed.
>
> Trac does not attempt to upgrade the contents of the reports since we
> don't want to modify them if they've been modified by the users.  I  
> was
> reluctant about trying to support this, but I just occurred to me that
> we could store a list of hashes of previous versions of the reports.
> If the report's content matched one of the old hashes it'd be upgraded
> to the current version.
>
> Thoughts?

Possibly it should work like the "wiki upgrade" command, so you can  
choose to run it or not.

--Noah

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