Re: Migrations force me to have, forever, any name/reference I use in field validators=, choices=, whatever, valid forever (even if the requirements change).

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On 02/26/2015 08:41 AM, Carsten Fuchs wrote:
> Hi all,
>
> Am 26.02.2015 um 13:54 schrieb Tim Graham:
>> Yes, it's expected behavior. Please see the documentation on the topic:
>> https://docs.djangoproject.com/en/stable/topics/migrations/#historical-models
>>
>
> I have not yet tried this, but won't squashing migrations as a side
> effect also get us rid of dependencies of historical models?

Yes, squashmigrations is the right way to deal with this problem.

If you have RunPython/RunSQL migrations that can also safely go away,
you'll need to manually excise them before squashing in order to get a
complete squash, since they are opaque to squashmigrations and won't be
optimized across. See https://code.djangoproject.com/ticket/24109

Carl

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