```
$ ~/arc/build/clickhouse/programs/clickhouse client
ClickHouse client version 21.2.1.1-arcadia.
Connecting to localhost:9000 as user default.
Connected to ClickHouse server version 21.2.1 revision 54447.

max42-dev.sas.yp-c.yandex.net :) create table t(a Tuple(UInt8, UInt8)) engine = Log()

CREATE TABLE t
(
    `a` Tuple(UInt8, UInt8)
)
ENGINE = Log

Query id: b49dbb5d-d2a9-4c99-b90e-00c60edf2103

Ok.

0 rows in set. Elapsed: 0.005 sec. 

max42-dev.sas.yp-c.yandex.net :) insert into t values ((NULL, 42))

INSERT INTO t VALUES

Query id: 318d6f3e-f3bc-467c-85ff-62da908230dd

Logical error: 'Unexpected literal type inside Array: Nothing. It's a bug'.
Aborted (core dumped)
```

This is CH similar to one from Arcadia r7788360 (~fresh master version from GH).

(you don't have to strictly follow this form)

if (pos_double == buf || errno == ERANGE || float_value < 0)
                return false;
            if (negative)
                float_value = -float_value;
            char * pos_integer = buf;
            errno = 0;
            UInt64 uint_value = std::strtoull(buf, &pos_integer, 0);
            if (pos_integer == pos_double && errno != ERANGE && (!negative || uint_value <= (1ULL << 63)))
            {
                istr.position() += pos_integer - buf;
                if (negative && type_info.main_type == Type::Int64)
                    number = static_cast<Int64>(-uint_value);
                else if (!negative && type_info.main_type == Type::UInt64)
                    number = uint_value;
                else
                    return false;
            }
            else if (type_info.main_type == Type::Float64)
            {
                istr.position() += pos_double - buf;
                number = float_value;
            }
            else
                return false;
        }
        columns[column_idx]->insert(number);
        return true;
    }
}
ColumnPtr ConstantExpressionTemplate::evaluateAll(BlockMissingValues & nulls, size_t column_idx, size_t offset)