Method toString

bolt/exec/benchmarks/HashTableBenchmark.cpp:131–146

  int32_t numDistinct;

  // The mode of the table.
  BaseHashTable::HashMode hashMode;

  // Clocks for same operation with F14FastSet if applicable.
  float f14ProbeClocks{-1};

  std::string toString() const {
    std::stringstream out;
    out << params.toString();
    out << " hash/row=" << hashClocks << " probe clocks=" << probeClocks;
    if (f14ProbeClocks != -1) {
      out << " f14Probe=" << f14ProbeClocks << " ("
          << (100 * f14ProbeClocks / probeClocks) << "%)";
    }
    std::string modeString = hashMode == BaseHashTable::HashMode::kArray
        ? "array"
        : hashMode == BaseHashTable::HashMode::kHash ? "hash"
                                                     : "normalized key";
    out << std::endl