25 lines
693 B
Python
25 lines
693 B
Python
import enum
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from sqlalchemy import Enum, Float, Integer, String
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from sqlalchemy.orm import Mapped, mapped_column
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from app.core.database import Base
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class UncSeries(enum.StrEnum):
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UNC = "UNC"
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UNF = "UNF"
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UNEF = "UNEF"
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UN = "UN"
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UNS = "UNS"
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class UncThread(Base):
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__tablename__ = "unc_threads"
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id: Mapped[int] = mapped_column(Integer, primary_key=True)
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diameter_fraction: Mapped[str] = mapped_column(String(16), nullable=False)
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tpi: Mapped[int] = mapped_column(Integer, nullable=False)
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series: Mapped[UncSeries] = mapped_column(Enum(UncSeries), nullable=False)
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depth_in: Mapped[float | None] = mapped_column(Float, nullable=True, default=None)
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