Django ORM ( from django.db import models

one to one relation

class Customer(models.Model): name = models.CharField(max_length=255) class Vehicle(models.Model): name = models.CharField(max_length=255) customer = models.OneToOneField(Customer,on_delete=models.CASCADE,related_name='vehicle')

one to many relation

class Customer(models.Model): name = models.CharField(max_length=255) class Vehicle(models.Model): name = models.CharField(max_length=255) customer =

models.ForeignKey(Customer,on_delete=models.CASCADE,related_name='Vehicle')

from django.db import models

#DataFlair #DjangoTutorials
# Create your models here.
class Customer(models.Model):
    name = models.CharField(max_length=255)

class Vehicle(models.Model):
    name = models.CharField(max_length=255)
    customer = models.OneToOneField(
        Customer,
        on_delete=models.CASCADE,
        related_name='vehicle'
    )

from django.db import models

#DataFlair #DjangoTutorials
# Create your models here.
class Customer(models.Model):
    name = models.CharField(max_length=255)

class Vehicle(models.Model):
    name = models.CharField(max_length=255)
    customer = models.OneToOneField(
        Customer,
        on_delete=models.CASCADE,
        related_name='vehicle'
    )from django.db import models

#DataFlair #DjangoTutorials
# Create your models here.
class Customer(models.Model):
    name = models.CharField(max_length=255)

class Vehicle(models.Model):
    name = models.CharField(max_length=255)
    customer = models.OneToOneField(
        Customer,
        on_delete=models.CASCADE,
        related_name='vehicle'
    )

from django.db import models

#DataFlair #DjangoTutorials
# Create your models here.
class Customer(models.Model):
    name = models.CharField(max_length=255)

class Vehicle(models.Model):
    name = models.CharField(max_length=255)
    customer = models.OneToOneField(
        Customer,
        on_delete=models.CASCADE,
        related_name='vehicle'
    )