Method ToString

cpp/src/arrow/engine/substrait/extension_set.cc:57–63

}  // namespace

std::string Id::ToString() const {
  std::stringstream sstream;
  sstream << uri;
  sstream << '#';
  sstream << name;
  return sstream.str();
}

size_t IdHashEq::operator()(Id id) const {
  constexpr ::arrow::internal::StringViewHash hash = {};