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36 lines
1.4 KiB
Python

from database import DATETIME,Base,Column,Integer,String,ForeignKey,Boolean,Enum as SQLEnum,DateTime,DATETIME
from datetime import datetime
from database import engine
from enum import Enum
class Class(Base):
'''
班级信息数据库类模型
'''
__tablename__ = "s_class"
id = Column(Integer,
primary_key=True,
autoincrement=True,
index=True,#为该列创建索引,加快查询速度
comment='班级主键id')
class_id = Column(String(32),
nullable=False,
index=True,
comment='班级编号')
class_name = Column(String(32),
nullable=False,
index=True,
comment='班级名字')
ht_id = Column(Integer,
ForeignKey('s_teacher.id'),
nullable=False,
comment='班主任ID')
t_id = Column(Integer,
ForeignKey('s_teacher.id'),
nullable=False,
comment='授课老师ID')
start_time = Column(DATETIME,default=datetime.now,comment='开课时间')
update_time = Column(DATETIME,default=datetime.now,onupdate=datetime.now)
is_deleted = Column(Integer,default=0,index=True)
Base.metadata.create_all(engine)