Monday, August 3, 2015

Re: Django M2M with Oracle database FieldDoesNotExist error

> Den 03/08/2015 kl. 08.50 skrev mohsenbande@gmail.com:
>
> Hello Django community.
> I have two Django models Foo and Bar that have a ManyToMany relation:
>
> Class Foo(models.model):
>
> ...
>
> bars = models.ManyToManyField('Bar', related_name='foos')
> somewhere in the code, i do direct assignment to replace the relation with a new list:
>
> foo_object.bars = [bar_object_list]

You can't do that, AFAIK. You need to do:

foo_object.bars.clear()
foo_object.bars.add(*bar_object_list)


Erik

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