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[英]django.db.utils.OperationalError: no such column: polls_bands.id
[英]django.db.utils.OperationalError: no such table: polls_post
我正在研究這個問題一個小時,但是當我運行python manage.py shell
並像from polls.models import Post
一樣from polls.models import Post
並調用它顯示的 shell Post.objects.all()
時,我找不到這有什么問題像這樣的錯誤"django.db.utils.OperationalError: no such table: polls_post"
我該如何解決這個問題?
這是polls.models.py
from django.db import models
from django.utils import timezone
from django.contrib.auth.models import User
class Post(models.Model):
title = models.CharField(max_length=100)
content = models.TextField()
date_posted = models.DateTimeField(default=timezone.now)
author = models.ForeignKey(User, on_delete=models.CASCADE)
這是0001_initial.py
# Generated by Django 3.1 on 2020-08-31 02:53
from django.conf import settings
from django.db import migrations, models
import django.db.models.deletion
import django.utils.timezone
class Migration(migrations.Migration):
initial = True
dependencies = [
migrations.swappable_dependency(settings.AUTH_USER_MODEL),
]
operations = [
migrations.CreateModel(
name='Post',
fields=[
('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('title', models.CharField(max_length=200)),
('content', models.TextField()),
('date_posted', models.DateTimeField(default=django.utils.timezone.now)),
('author', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
],
),
]
您應該運行migrate命令,該命令負責應用和取消應用遷移。
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