Simply display zero if it's less or equals to 0.
{
        Tokens tokens(this_query_begin, all_queries_end
        IParser::Pos token_iterator(tokens, global_context->getSettingsRef().max_parser_depth
        if (!token_iterator.isValid())
            return MultiQueryProcessingStage::QUERIES_END;
    }
    this_query_end = this_query_begin;
    try
    {
        parsed_query = parseQuery(th all_queries_end, true
    }
    catch (Exception & e)
    {
        current_exception.reset(e.clone()
        return MultiQueryProcessingStage::PARSING_EXCEPTION;
    }
    if (!parsed_query)
    {
        if (ignore_error)
        {
            Tokens tokens(this_query_begin, all_queries_end
            IParser::Pos token_iterator(tokens, global_context->getSettingsRef().max_parser_depth
            while (token_iterator->type != TokenType::Semicolon && token_iterator.isValid())
                ++token_iterator;
            this_query_begin = token_iterator->end;
            return MultiQueryProcessingStage::CONTINUE_PARSING;
        }
        return MultiQueryProcessingStage::PARSING_FAILED;
    }
    // INSERT queries may have the inserted data in the query text