class RelatedManager
A “related manager” is a manager used in a one-to-many or many-to-many related context. This happens in two cases:
The “other side” of a ForeignKey relation. That is: from django.db import models
class Reporter(models.Model):
# ...
pass
class Article(models.Model):
reporter = models.ForeignKey(Reporter, on_delete=models.CASCADE)
In the above example, the methods below will be available on the manager reporter.article_set.
Both sides of a ManyToManyField