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

0 vote180 views1 answer
How to vonvert 1 d list to 2d list in pytohn
Python
6 votes133 views3 answers
Change current working directory python
Python
0 vote200 views1 answer
Non preemptive priority scheduling in c#
Python
0 vote210 views1 answer
Python change terminal name
Python
0 vote173 views1 answer
Modify a list with for loop function in python
Python
0 vote205 views1 answer
How to set and run flask app on terminal
Python Flask
0 vote183 views1 answer
Tuple push
Python
4 votes238 views2 answers
How to find the last occurrence of a character in a string in python
Python
0 vote160 views1 answer
Python pyqt5 checkbox trigger
Python
0 vote198 views1 answer
Pahtlib join path
Python