django-orm

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Django automatically compress Model Field on save() and decompress when field is accessed

Given a Django model likeso: from django.db import models class MyModel(models.Model): textfield = models.TextField()[详细]

2022-12-25 20:05 分类：问答
Syncing data between devel/live databases in Django

With Django\'s new multi-db functionality in the development version, I\'ve been trying to work on creating a management command that let\'s me synchronize the data from the live site down to a develo[详细]

2022-12-24 22:59 分类：问答
Tricky model inheritance - Django

I think this is a bit tricky, at least for me. :) So I have 4 models Person, Singer, Bassist and Ninja.[详细]

2022-12-23 22:08 分类：问答
Can this be done with the ORM? - Django

I have a few item listed in a database, ordered through Reddit\'s algorithm. This is it: def reddit_ranking(post):[详细]

2022-12-23 20:51 分类：问答
Django: Group by?

I\'m looking for something like the following: previous_invoices = Invoice.objects.filter(is_open=False)[详细]

2022-12-22 15:56 分类：问答
Can Django do nested queries and exclusions

I need some help putting together this que开发者_如何学JAVAry in Django.I\'ve simplified the example here to just cut right to the point.[详细]

2022-12-21 10:25 分类：问答
Django generic relations practice

i\'m developing a authentication backend with object-based permissions for my django-app.I use generic relations between an object and a permission:[详细]

2022-12-20 03:42 分类：问答
Is there a way to make a query respect the order of the inputted parameters?

(Please let me know if this is completely absurd, that is probably a reason why I haven\'t found anything on this.)[详细]

2022-12-19 18:54 分类：问答
Order Django objects randomly

Here\'s an interesting problem, I have a开发者_JS百科 list of users that I list in order of rating, and where two users have the same rating, I have a random number that I use to make sure the list wo[详细]

2022-12-19 08:16 分类：问答
Ranking within Django ORM or SQL?

I have a huge list ranked by various values (eg. scores) So I grab the list ordered by these values: players = Player.objects.order_by(\'-score\', \'-karma\')[详细]

2022-12-17 23:37 分类：问答