19 lines
522 B
Python
19 lines
522 B
Python
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from sqlalchemy import Column, Integer,ForeignKey
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from sqlalchemy.orm import relationship
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from sqlalchemy_fastapi_demo_1.database import Base
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# 成绩表表模型
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class Score(Base):
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__tablename__ = 'score'
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# 联合主键stu_id,exam_order
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# 外键关联student
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stu_id=Column(Integer,ForeignKey('student.stu_id'),primary_key=True)
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# 声明关联student
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student=relationship('Student',back_populates='score')
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exam_id=Column(Integer,primary_key=True)
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score=Column(Integer,nullable=False)
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