```
$ ~/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)

{
    bool rollback_on_exception = false;
    try
    {
        bool read = true;
        const auto & type = types[column_idx];
        if (format_settings.null_as_default && !type->isNullable())
            read = DataTypeNullable::deserializeTextQuoted(column, buf, format_settings, type);
        else
            type->deserializeAsTextQuoted(column, buf, format_settings);
        rollback_on_exception = true;
        skipWhitespaceIfAny(buf);
        assertDelimiterAfterValue(column_idx);
        return read;
    }
    catch (const Exception & e)
    {
        
        bool decimal_overflow = e.code() == ErrorCodes::ARGUMENT_OUT_OF_BOUND;
        if (!isParseError(e.code()) || decimal_overflow)
            throw;
        if (rollback_on_exception)
            column.popBack(1);
        
        
        buf.rollbackToCheckpoint();
        return parseExpression(column, column_idx);
    }
}
bool ValuesBlockInputFormat::parseExpression(IColumn & column, size_t column_idx)