20 lines
628 B
Python
20 lines
628 B
Python
from datetime import datetime
|
|
|
|
from sqlalchemy import FLOAT, INTEGER, TIMESTAMP, CheckConstraint, func
|
|
from sqlalchemy.orm import Mapped, mapped_column
|
|
|
|
from db.base import Base
|
|
|
|
|
|
class PricingConfig(Base):
|
|
__tablename__ = "pricing_configs"
|
|
|
|
__table_args__ = (
|
|
CheckConstraint("id = 1", name="single_row_check"),
|
|
)
|
|
|
|
id: Mapped[int] = mapped_column(INTEGER, autoincrement=True, unique=True, nullable=False, primary_key=True)
|
|
device_price: Mapped[float] = mapped_column(FLOAT, nullable=False)
|
|
|
|
updated_at: Mapped[datetime] = mapped_column(TIMESTAMP, server_default=func.now(), onupdate=func.now())
|