from django.db import models class primaryMenu(models.Model): name = models.CharField(max_length=100) url = models.CharField(max_length=100, blank=True, null=True) order = models.IntegerField() def __str__(self): return self.name class subMenu(models.Model): name = models.CharField(max_length=100) url = models.CharField(max_length=100, blank=True, null=True) parent_menu = models.ForeignKey(primaryMenu, null=True, on_delete=models.SET_NULL) def __str__(self): return self.name