async def before_update(self, raw_post: Dict, values: SQLValuesToWrite, records: List[DataRecord]):
pass<EOL>
一对多，当有一个权限检查失败时即返回异常
raw_post 权限过滤和列过滤前，values 过滤后
:param raw_post:
:param values:
:param records:
:return: