While shifting database from sql light to cloudcluster, Got the Error- django.db.utils.IntegreityError: (1364,"Field 'name' doesnt have a default value") on running migrations as follows-
ONLY Port engine,database , database password was changed.
python manage.py makemigrations
python manage.py migrate sessions
python manage.py migrate auth 
python manage.py migrate migrate 
its giving me error -
ProgrammingError at /admin/login/ (1364,"Field 'name' doesnt have a default value")
while my
Models.py code
from django.db import models
from arasdir import settings
# Create your models here.
import django.db.backends.mysql
class category(models.Model):
    category_id = models.AutoField(primary_key=True)
    category_name=models.CharField(max_length=500)
    category_chemical=models.CharField(max_length=10)
    category_biological=models.CharField(max_length=10)
    def __str__(self):
        return self.category_name
class Siginingauthlist(models.Model):
    employee_id = models.AutoField(primary_key=True)
    employee_name=models.CharField(max_length=500)
    department_sign=models.CharField(max_length=10)
    sign_designation=models.CharField(max_length=50)
    year_validfrom=models.DateField()
    year_validthrough=models.DateField()
    def __str__(self):
        return self.department_sign