列

通过列更新单条/多条记录

update_model_by_columnn

from pydantic import BaseModel

from sqlalchemy_crud_plus import CRUDPlus

from sqlalchemy import DeclarativeBase as Base
from sqlalchemy.ext.asyncio import AsyncSession


class ModelIns(Base):
    # your sqlalchemy model
    pass


class UpdateIns(BaseModel):
    # your pydantic schema
    pass


class CRUDIns(CRUDPlus[ModelIns]):
    async def create(self, db: AsyncSession, obj: UpdateIns) -> int:
        return await self.update_model_by_column(db, obj, name="foo")

API

async def update_model_by_column(
    self,
    session: AsyncSession,
    obj: UpdateSchema | dict[str, Any],
    allow_multiple: bool = False,
    flush: bool = False,
    commit: bool = False,
    **kwargs,
) -> int:

Parameters:

Name	Type	Description	Default
session	AsyncSession	数据库会话	必填
obj	TypeVar|dict[str, Any]	更新数据参数	必填
allow_multiple	bool	设置为 True，将允许更新多条记录，更新的数量取决于过滤器过滤后的数据	False
flush	bool	冲洗	False
commit	bool	提交	False

**kwargs

条件过滤，将更新符合条件的数据

Returns:

Type	Description
int	更新数量