sqlalchemy的model中定义的外键名和对应的数据库中定义的外键名必须一样吗?
比如说, class TeachingTrains(Base): __tablename__ = 'teaching_trains' train_id = Column(Integer, primary_key=True) name = Column(String(40…
Flask flask-sqlalchemy 定义多表外键关联
定义了三张表,一个host可以属于多个group,也可以属于多个services class group(db.Model): __tablename__ = 'group' id = db.Column(db.Integer,pri…
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