Function GetTime32Cast

cpp/src/arrow/compute/kernels/scalar_cast_temporal.cc:593–612

}

std::shared_ptr<CastFunction> GetTime32Cast() {
  auto func = std::make_shared<CastFunction>("cast_time32", Type::TIME32);
  AddCommonCasts(Type::TIME32, kOutputTargetType, func.get());

  // Zero copy when the unit is the same or same integer representation
  AddZeroCopyCast(Type::INT32, /*in_type=*/int32(), kOutputTargetType, func.get());

  // time64 -> time32
  AddSimpleCast<Time64Type, Time32Type>(InputType(Type::TIME64), kOutputTargetType,
                                        func.get());

  // time32 -> time32
  AddCrossUnitCast<Time32Type>(func.get());

  // timestamp -> time32
  AddSimpleCast<TimestampType, Time32Type>(InputType(Type::TIMESTAMP), kOutputTargetType,
                                           func.get());

  return func;
}

std::shared_ptr<CastFunction> GetTime64Cast() {
  auto func = std::make_shared<CastFunction>("cast_time64", Type::TIME64);