25 lines
841 B
Python
25 lines
841 B
Python
from sqlalchemy import Column, DateTime, ForeignKey, Integer, String
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from sqlalchemy.orm import relationship
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from database import Base
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class Emp(Base):
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__tablename__ = "wl_emp"
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# 学号做主键，同时做外键指向学生表，长度跟 Student.stu_no 保持一致
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stu_no = Column(String(20), ForeignKey('wl_student.stu_no'), primary_key=True)
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emp_open_time = Column(DateTime)
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offer_time = Column(DateTime)
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company_name = Column(String(100), nullable=False)
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salary = Column(Integer, nullable=False, default=15000)
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student = relationship("Student", back_populates="emp")
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# 逻辑删除：0 正常 1 已删除
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is_deleted = Column(Integer, default=0, comment='逻辑删除: 0正常 1删除')
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def __repr__(self):
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return f"<Emp(stu_no={self.stu_no}, company='{self.company_name}')>"
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