/// \brief Returns the 'Value' (e.g. "Dupond Marcel") converted
/// into a 'string', event if it's physically stored on disk as an integer
std::string const &GetValue() const { return Value; };
/// \brief Returns the 'Value' (e.g. "Dupond Marcel") converted
/// into a 'string', event if it's physically stored on disk as an integer
std::string const &GetValue() const { return Value; };