Python Django模型访问关系模型
如何使用下面的代码通过Reporter模型访问文章Python Django模型访问关系模型,python,django,django-models,Python,Django,Django Models,如何使用下面的代码通过Reporter模型访问文章 from django.db import models class Reporter(models.Model): first_name = models.CharField(max_length=30) last_name = models.CharField(max_length=30) email = models.EmailField() class Article(models.Model): h
from django.db import models
class Reporter(models.Model):
first_name = models.CharField(max_length=30)
last_name = models.CharField(max_length=30)
email = models.EmailField()
class Article(models.Model):
headline = models.CharField(max_length=100)
pub_date = models.DateField()
reporter = models.ForeignKey(Reporter, on_delete=models.CASCADE)
例如,在Sqlalchemy中,我们将在Reporter模型内与以下对象创建关系:
reporter_article = db.relationship('Article', backref='reporter_article ', lazy='dynamic')
这将在Reporter模型中,然后我们可以直接调用Reporter.query.Reporter\u article.all()
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