foreign-key-relationship

Whats the difference between a OneToOne, ManyToMany, and a ForeignKey Field in Django? Question: I’m having a little difficulty getting my head around relationships in Django models. Could someone explain what the difference is between a OneToOne, ManyToMany and ForeignKey? Asked By: user3915903 || Source Answers: Well, there’s essentially two questions here: What is the …

Referencing values using foreign key on flask sql-alchemy Question: I have models like this: class User(db.Model): _tablename=’user’ id=db.Column(db.Integer, primary_key=True) name=db.Column(db.String) email=db.Column(db.String) class Post(db.Model): _tablename=’post’ id=db.Column(db.Integer, primary_key=True) title=db.Column(db.String) user=db.Column(db.Integer, db.ForeignKey(‘user.id’)) I would like to display the list of all posts on a web page, with something like this in html: {% for entry in entries %} …