def METHOD_NAME(cls, *args, **kwargs):
    if cls._args_schema is not None:
        return cls._args_schema
    cls._args_schema = super().METHOD_NAME(*args, **kwargs)
    # define Arg Group ""
    _args_schema = cls._args_schema
    _args_schema.managed_instance_name = AAZStrArg(
        options=["--mi", "--instance-name", "--managed-instance", "--managed-instance-name"],
        help="Name of the managed instance.",
        required=True,
        id_part="name",
    )
    _args_schema.resource_group = AAZResourceGroupNameArg(
        required=True,
    )
    _args_schema.server_configuration_option_name = AAZStrArg(
        options=["-n", "--name", "--server-configuration-option-name"],
        help="Name of the server configuration option.",
        required=True,
        id_part="child_name_1",
        enum={"allowPolybaseExport": "allowPolybaseExport"},
    )
    return cls._args_schema