Re: Serialize QuerySet Q (not the result)

On Wed, Apr 22, 2015 at 10:27 AM, Jani Tiainen <redetin@gmail.com> wrote:
> Hi,
>
> Straight from the docs:
>
> https://docs.djangoproject.com/en/1.8/ref/models/querysets/#pickling-querysets
>
> "If you only want to pickle the necessary information to recreate the QuerySet from the database at a later time, pickle the query attribute of the QuerySet."
>
> And in same place there even exists sample code how to restore pickled query.
>

And one paragraph later it says:

"""
You can't share pickles between versions

Pickles of QuerySets are only valid for the version of Django that was
used to generate them. If you generate a pickle using Django version
N, there is no guarantee that pickle will be readable with Django
version N+1.
"""

> Background: users should be able to save a complex query as "my favorite query".
>
> Pickling querysets is possible, but version updates are not supported:

I think the OP is aware of this, and is looking for an alternate solution.

Cheers

Tom

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