18 lines
661 B
Python
18 lines
661 B
Python
from sqlalchemy import Column, Integer, Float, ForeignKey, String
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from sqlalchemy.orm import relationship
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from database import Base
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class Score(Base):
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__tablename__ = "wl_score"
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# 和 wl_emp 一样：学号直接做主键，同时做外键指向学生表的业务学号，
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# 不再用内部主键 stu_id。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, comment="学号")
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exam_order = Column(Integer, primary_key=True, comment="考核序次")
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score = Column(Float, nullable=False, comment="成绩")
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student=relationship("Student",back_populates="scores")
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