Delete the Last item in Django Model [Simple Exapmle]
syntax
1 | your_model.objects.order_by('-pk')[0].delete() |
example
1 2 3 4 5 | #models.py class test(models.Model): name = models.CharField(max_length=300, null=True, blank=True) def __str__(self): return self.name |
1 2 3 4 5 6 7 | #add data to model >>> test.objects.create(name='mike') <test: mike> >>> test.objects.create(name='sik') <test: sik> >>> test.objects.create(name='bik') <test: bik> |
1 2 3 4 | #delete the last data test.objects.order_by('-pk')[0].delete() (1, {'core.test': 1}) |
1 2 3 | #show all model data after deleting >>> test.objects.all() <QuerySet [<test: mike>, <test: sik>]> |
we did this way because django does not support the Negative indexing!