django pandas queryset
import pandas as pd
import datetime
from myapp.models import BlogPost
df = pd.DataFrame(list(BlogPost.objects.all().values()))
df = pd.DataFrame(list(BlogPost.objects.filter(date__gte=datetime.datetime(2012, 5, 1)).values()))
# limit which fields
df = pd.DataFrame(list(BlogPost.objects.all().values('author', 'date', 'slug')))django order by
#Add this to your models.py class, and dont remove the comma!
class Meta:
ordering = ('yourfeild',)objects.filter django
>>> Entry.objects.filter(blog_id=4)django queryset count
# Returns the total number of entries in the database.
count = Entry.objects.count()
# Returns the number of entries whose headline contains 'Lennon'
count = Entry.objects.filter(headline__contains='Lennon').count()Copyright © 2021 Codeinu
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