Django Shell Create, remove, sort print

models.py

From django.db import modelsclass person (models. Model): Name=models. Charfield (max_length=30) age=models. Integerfield () def __unicode__ (self): return self.name

./manage.py Shell

Person.objects.order_by ("id")

[<person:lanny>, <person:mxl>, <person:wang>, <person:zhang>, <person:zhao>, < Person:li>]

#切片打印出列表

Person.objects.order_by ("id") [: 1][<person:lanny>]person.objects.order_by ("id") [: 2][<person:lanny>, <person:mxl>]

#倒序排列

Person.objects.order_by ("-id") [: 2][<person:li>, <person:zhao>]person.objects.all () [<person:lanny , <person:mxl>, <person:wang>, <person:zhang>, <person:zhao>, <person:li>]

Create, query

Person.objects.create (name=lanny,age=23) Person.objects.get (name= "Lanny")

This article is from the "Lannyma" blog, make sure to keep this source http://lannyma.blog.51cto.com/4544390/1736104

Django Shell Create, remove, sort print