Add a foreign key to the triple table.
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@ -105,10 +105,14 @@ class Item(Base):
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class Triple(Base):
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__tablename__ = 'triple'
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subject_id = Column(Integer, primary_key=True)
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subject_id = Column(Integer,
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ForeignKey('item.item_id'),
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primary_key=True)
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predicate_id = Column(Integer, primary_key=True, index=True)
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object_id = Column(Integer, primary_key=True, index=True)
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subject = relationship('Item', backref='triples')
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class HumanItem(Base):
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__tablename__ = 'human'
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item_id = Column(Integer, primary_key=True, autoincrement=False)
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