```
SELECT roundBankers(mannWhitneyUTest('greater')(left, right).1, 16) as t_stat, roundBankers(mannWhitneyUTest('greater')(left, right).2, 16) as p_value FROM mann_whitney FORMAT TabSeparatedWithNames;
```

https://clickhouse-test-reports.s3.yandex.net/18488/1ddea6d7eed5cadce087cf19e51413440571a472/stress_test_(undefined)/stderr.log
{
        auto & column_array = assert_cast<ColumnArray &>(to);
        auto & offsets = column_array.getOffsets();
        offsets.push_back(offsets.back() + data(place).value.size());
        auto & column_data = column_array.getData();
        if (std::is_same_v<Node, GroupArrayNodeString>)
        {
            auto & string_offsets = assert_cast<ColumnString &>(column_data).getOffsets();
            string_offsets.reserve(string_offsets.size() + data(place).value.size());
        }
        auto & value = data(place).value;
        for (auto & node : value)
            node->insertInto(column_data);
    }
    bool allocatesMemoryInArena() const override { return true; }