from sqlalchemy import Column, Integer, Date, String
from database import Base

class Class_(Base):
    __tablename__ = "class_info"

    class_id = Column(Integer, primary_key=True, autoincrement=True, comment="班级编号")
    start_time = Column(Date, comment="开课时间")
    # 逻辑删除标记（0代表正常，1代表已删除）
    is_deleted = Column(Integer, default=0, comment="逻辑删除标记")