from sqlalchemy import Column, Integer, String, Float, DateTime, func from app.db.base import Base class Item(Base): __tablename__ = "items" id = Column(Integer, primary_key=True, index=True) name = Column(String, index=True) description = Column(String, nullable=True) quantity = Column(Integer, default=0) price = Column(Float, nullable=True) category = Column(String, nullable=True) created_at = Column(DateTime, default=func.now()) updated_at = Column(DateTime, default=func.now(), onupdate=func.now())