[Flask] Populating child models with parent model Fields in Views

Scott Werner scott.werner.vt at gmail.com
Fri Mar 3 15:43:05 EST 2017


Assuming  a One to Many relationship:

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

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


child = Child()
parent = Parent()
parent.child.append(child)

http://docs.sqlalchemy.org/en/latest/orm/basic_relationships.html

-- 
Scott Werner
scott.werner.vt at gmail.com
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