"""租户模型""" from .base import BaseNoTenant from sqlalchemy.orm import Mapped, mapped_column from sqlalchemy import BigInteger, Integer, VARCHAR from typing import Optional class Tenant(BaseNoTenant): __tablename__ = "tenants" id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True) name: Mapped[str] = mapped_column(VARCHAR(255), nullable=False) domain: Mapped[Optional[str]] = mapped_column(VARCHAR(255), nullable=True)