django-queryset

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django sum for a queryset

I need to do an aggregation on a django queryset for sets of data. I have a model that looks something like this:[详细]

2023-03-01 02:34 分类：问答
Django - Unique list from QuerySet

I have a filtered QuerySet which has a ManyToMany field \'Client\'. I want to cr开发者_如何学JAVAeate a unique dict of all the Client objects in the query set so:[详细]

2023-02-28 02:23 分类：问答
Django dynamic filter failure

As a follow-up to this question, I\'d like to pinpoint the actual error that was occurring. Am I doing something wrong, or is this a bug?[详细]

2023-02-28 00:40 分类：问答
Django - Slugify get lookup

If I had an object with the name Object 1 and I wanted to get() that object, but I was trying to g开发者_开发知识库et it with a slugified name object-1, is there any way to do this? Something like:[详细]

2023-02-27 05:24 分类：问答
Django Select Query Time Diff

I am trying to query a database table in django with, among others, the following columns: id | start_time | end_time[详细]

2023-02-27 04:34 分类：问答
Django : Filter query based on custom function

I\'ve got a function built into my Django model class and I want to use that function to filter my query results.[详细]

2023-02-26 20:51 分类：问答
Django queryset for latest of each unique property value

class SwallowMigration(models.Model): swallow = models.ForeignKey(Swallow) date = models.DateTimeField(auto_now_add=True)[详细]

2023-02-26 07:18 分类：问答
How to get the latest 3 books from each author using django

Using the following django models: class Author(models.Model): name = models.CharField(max_lengt开发者_如何学JAVAh=100)[详细]

2023-02-25 03:48 分类：问答
Custom Chainable QuerySet

This is a piece of my code from django.db import models from django.db.models.query import QuerySet from mptt.models import MPTTModel[详细]

2023-02-25 01:43 分类：问答
Django Model Field for Abstract Base Class

I\'ve searched around stack overflow for an answer to this (probably simple) question, but most of the solutions I see seem overly complicated and hard to understand.[详细]

2023-02-24 21:10 分类：问答