Method fail

src/Processors/Transforms/WindowTransform.cpp:1781–1786

    bool isOnlyWindowFunction() const override { return true; }

    [[noreturn]] void fail() const
    {
        throw Exception(ErrorCodes::BAD_ARGUMENTS,
            "The function '{}' can only be used as a window function, not as an aggregate function",
            getName());
    }

    String getName() const override { return name; }
    void create(AggregateDataPtr __restrict) const override {}