Db.relationship sqlalchemy flask

class Person(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(50), nullable=False)
    addresses = db.relationship('Address', backref='person', lazy=True)

class Address(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    email = db.Column(db.String(120), nullable=False)
    person_id = db.Column(db.Integer, db.ForeignKey('person.id'),
        nullable=False)

Source: flask-sqlalchemy.palletsprojects.com

Similar codes

1 vote445 views1 answer
Postgresql Insufficient privilege: 7 ERROR: permission denied for table
SQL
0 vote346 views1 answer
Mssql describe stored procedure sqlcmd
SQL
4 votes510 views6 answers
Laravel jwt
SQL
0 vote355 views1 answer
Start and stop mysql
SQL
16 votes386 views5 answers
Select last row in sql
SQL
2 votes352 views1 answer
Sql server find table name
SQL
0 vote362 views2 answers
How to generate a unique random number in mysql
SQL
0 vote383 views3 answers
Mysql regex replace
SQL
0 vote322 views2 answers
Postgresql could not start server mac
SQL
1 vote370 views1 answer
Postgresql pass array in function
SQL