/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

-1 vote137 views1 answer
Calculate quantiles python
Python
0 vote154 views1 answer
Total keywords in python
Python
3 votes132 views5 answers
See tensorflow version python
Python
0 vote135 views1 answer
Python dict update
Python
0 vote127 views1 answer
How to do an infinte while in python
Python
0 vote127 views1 answer
How to get coupons from honey in python
Python
0 vote143 views1 answer
How to close turle loop
Python
0 vote176 views1 answer
Rename dataframe index column pandas
Python
0 vote143 views1 answer
P and c in python
Python
6 votes132 views5 answers
Python urlencode
Python