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

4 votes145 views3 answers
Read dict txt python
Python
0 vote141 views1 answer
How to get latitude and longitude from address in python
Python
0 vote140 views1 answer
Python interview questions github
Python
5 votes134 views1 answer
How to save to file in python
Python
0 vote132 views2 answers
Java to python conversion
Python
0 vote134 views1 answer
Numpy.where() for substring
Python
0 vote248 views1 answer
Plt multiple figures to show
Python
0 vote133 views1 answer
Scipy version check
Python
16 votes131 views3 answers
Python get all file names in a dir
Python
9 votes144 views2 answers
Default flask app
Python