PIbd-42_SSPR/db/models/recycling_parameters_model.py

20 lines
580 B
Python

from typing import Optional
from sqlalchemy import ForeignKey
from base import Base
from sqlalchemy.orm import Mapped, mapped_column
class RecyclingParameters(Base):
__tablename__ = 'recycling_parameters'
id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True)
load_id: Mapped[Optional[int]] = mapped_column(ForeignKey('load_parameters.id', ondelete='SET NULL'))
recycling_level: Mapped[int]
co2: Mapped[float]
n2: Mapped[float]
h2o: Mapped[float]
o2: Mapped[float]
def __repr__(self):
return f"<RecyclingParameters>"