20 lines
750 B
Python
20 lines
750 B
Python
from sqlalchemy import Column, String, Integer, DateTime, ForeignKey
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from sqlalchemy.orm import relationship
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from sqlalchemy.sql import func
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from core.database import Base
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import uuid
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class Book(Base):
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__tablename__ = "books"
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id = Column(String, primary_key=True, default=lambda: str(uuid.uuid4()))
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title = Column(String, nullable=False, index=True)
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description = Column(String)
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isbn = Column(String, unique=True)
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publication_year = Column(Integer)
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author_id = Column(String, ForeignKey("authors.id"), nullable=False)
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author = relationship("Author", back_populates="books")
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created_at = Column(DateTime, default=func.now())
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updated_at = Column(DateTime, default=func.now(), onupdate=func.now()) |