from sqlalchemy import create_engine, Column, Integer, String from sqlalchemy.orm import Mapped, mapped_column, relationship from .entity_base import EntityBase class SampleEntity(EntityBase): __tablename__ = "persons" id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True) name: Mapped[str] = mapped_column(String, nullable=False) age: Mapped[int] = mapped_column(Integer) email: Mapped[str] = mapped_column(String, unique=True, nullable=False)