Django form with ManyToMany field with 500,000 objects times out

Question

Lets say for example I have a Model called \"Client\" and a model called \"PhoneNumbers\"

class PhoneNumbers(models.Model):
    number = forms.IntegerField()

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Answer 1

We use this 3rd party widget for this:

https://github.com/crucialfelix/django-ajax-selects

Btw, your 'example' above is really bad DB design for a bunch of reasons. You should just have the phone number as a text field on the Client model and then you would have none of these issues. ;-)