Method ComputeHash

cpp/src/arrow/compute/expression.cc:54–59

namespace compute {

void Expression::Call::ComputeHash() {
  hash = std::hash<std::string>{}(function_name);
  for (const auto& arg : arguments) {
    arrow::internal::hash_combine(hash, arg.hash());
  }
}

Expression::Expression(Call call) {
  call.ComputeHash();