SAVE and add another given a restriction

[jmvermee]

I apologize messing up this topic. I created a new topic containing just my question related to the UniqueConstraint.

UniqueConstraint and clean() method in forms.py

In my models.py file I defined the following class: class Space(models.Model): id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False) node = models.ForeignKey(Node, on_delete=models.CASCADE, related_name='spaces', related_query_name='space') nav_link = models.ForeignKey(NavLink, on_delete=models.CASCADE, related_name='space_nav_links', related_query_name='space_nav_link') ... class Meta: constraints = [ models.UniqueConstraint(fields=…