`SELECT ... WHERE match(key, '^prefix...')`
should use index similarly to
`SELECT ... WHERE key LIKE 'prefix%'`
{
                        const auto * left = func->children[0];
                        const auto * right = func->children[1];
                        if (left->column && isColumnConst(*left->column))
                        {
                            auto left_arg_type = left->result_type;
                            auto left_arg_value = (*left->column)[0];
                            std::tie(const_value, const_type) = applyBinaryFunctionForFieldOfUnknownType(
                                func->function_builder, left_arg_type, left_arg_value, const_type, const_value);
                        }
                        else
                        {
                            auto right_arg_type = right->result_type;
                            auto right_arg_value = (*right->column)[0];
                            std::tie(const_value, const_type) = applyBinaryFunctionForFieldOfUnknownType(
                                func->function_builder, const_type, const_value, right_arg_type, right_arg_value);
                        }
                    }
                }
                out_key_column_num = it->second;
                out_key_column_type = sample_block.getByName(it->first).type;
                out_value = const_value;
                out_type = const_type;
                return true;
            }
        }
    }
    return false;
}
bool KeyCondition::canConstantBeWrappedByMonotonicFunctions(