/Python/Django prevent duplicate entries

Django prevent duplicate entries

Django model remove duplicates

from django.db.models import Count
from app.models import Email

duplicate_emails = Email.objects.values('email').annotate(email_count=Count('email')).filter(email_count__gt=1)

Source: newbedev.com

Django prevent duplicate entries

for instance in Stock.objects.all():
			if instance.category == category:
				raise forms.ValidationError(str(category) + ' is already created')
		return category

Source: arbcoms.com

How to avoid inserting duplicate records in orm django

if not table.objects.filter(column1=values).exists():
    # Insert new data here
    table.objects.create(column1=v1, column2=v2)

Similar codes

2 votes163 views1 answer
Fyit download
Python
0 vote174 views1 answer
Aes in django
Python
0 vote173 views1 answer
How to output index of list python without braquets
Python
0 vote164 views1 answer
Python find oldest and newest date
Python
1 vote189 views1 answer
Pyhton turtle delete
Python
0 vote182 views1 answer
Twin axis python
Python
2 votes227 views6 answers
Boolean in python
Python
4 votes180 views2 answers
List to json python
Python
0 vote294 views1 answer
Python mad libs
Python
2 votes157 views1 answer
How to replace a word in csv file using python
Python