from sqlalchemy import Column, Integer, String, Text, DateTime, func from database.database import Base class TContent(Base): __tablename__ = 't_content' id = Column(Integer, primary_key=True, autoincrement=True, comment='自动递增的唯一内容ID') project = Column(String(64), nullable=False, comment='项目名称', index=True) subject = Column(String(256), nullable=False, comment='主题') content = Column(Text, nullable=True, comment='内容') create_time = Column(DateTime, server_default=func.now(), nullable=False, comment='创建时间') update_time = Column(DateTime, server_default=func.now(), onupdate=func.now(), nullable=False, comment='更新时间')