I Want to create a unique id in django model with customer-auto incremented number

Question

There are 2 models, customer model and ticket creation for a customer

class cust_M(models.Model): customer = models.TextField(max_length=8)

---

class TKT(models.Model): tkt_unique_id = models.ForeignKey(customer) + autoincremented

when ever we create a instance for the TKT i want to increment the number for the customer. eg:
customer1 - 1
customer1 - 2
customer1 - 3

customer2 - 1
customer2 - 2
customer2 - 3
...
...

question from:https://stackoverflow.com/questions/65649727/i-want-to-create-a-unique-id-in-django-model-with-customer-auto-incremented-numb

Answer 1

Use this statement me in models.py and it will autoincrement

from django.db import models
class Order(models.Model):
auto_increment = models.AutoField(primary_key=True)