from sqlalchemy import JSON, ForeignKey from sqlalchemy.orm import Mapped, mapped_column, relationship from database import Base, Form class Answer(Base): __tablename__ = "answers" id: Mapped[int] = mapped_column(primary_key=True) form_id: Mapped[int] = mapped_column(ForeignKey(Form.id, ondelete="CASCADE")) data: Mapped[dict] = mapped_column(JSON) form: Mapped[Form] = relationship(Form, lazy="joined")