Sqlalchemy one to many

class Parent(Base):
    __tablename__ = 'parent'
    id = Column(Integer, primary_key=True)
    children = relationship("Child", back_populates="parent")

class Child(Base):
    __tablename__ = 'child'
    id = Column(Integer, primary_key=True)
    parent_id = Column(Integer, ForeignKey('parent.id'))
    parent = relationship("Parent", back_populates="children")

Source: docs.sqlalchemy.org

Similar codes

1 vote297 views1 answer
Swapping of two numbers in python
Python
0 vote319 views1 answer
Str remove except alphabets
Python
9 votes311 views2 answers
Splitting a number into digits python
Python
0 vote296 views1 answer
Ascii tables in python
Python
2 votes287 views1 answer
Mpesa paypal
Python
0 vote312 views1 answer
How i dynamically populate to CORS_ALLOWED_ORIGINS in django rest framework
Python Django
0 vote292 views1 answer
Clear cookies selenium python
Python
0 vote276 views1 answer
Making gifs via python
Python
0 vote319 views1 answer
Only get top 10 python dataframe
Python
4 votes288 views2 answers
Python code formatter vs code
Python