You'll have a problem with multiple threads/processes that cannot be
solved on the Python level eg. 2 requests that would
simultaneously try to create an instance.
If your create requests aren't very dense, it would probably work with
hooking on a pre_save signal and checking if it already ex
meppum schrieb:
> I want to check the values of every new instance before I save it to
> make sure that it doesn't match an instance that already exists in the
> database. I know I could use db constraints and use the
> unique_together setting but is there a way to do this in code? Is
> there a wa
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