26 lines
801 B
Python
26 lines
801 B
Python
from datetime import datetime, timezone
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from uuid import uuid4
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from sqlalchemy import UUID, Column, DateTime, String, ForeignKey
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from sqlalchemy.orm import relationship
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from cognee.infrastructure.databases.relational import Base
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class Metadata(Base):
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__tablename__ = "metadata_table"
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id = Column(UUID, primary_key=True, default=uuid4)
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metadata_repr = Column(String)
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metadata_source = Column(String)
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created_at = Column(
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DateTime(timezone=True), default=lambda: datetime.now(timezone.utc)
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)
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updated_at = Column(
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DateTime(timezone=True), onupdate=lambda: datetime.now(timezone.utc)
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)
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data_id = Column(UUID, ForeignKey("data.id", ondelete="CASCADE"), primary_key = False)
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data = relationship("Data", back_populates="metadata_relationship")
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