Function DropNullArray

cpp/src/arrow/compute/kernels/vector_selection.cc:79–91

}

Result<Datum> DropNullArray(const std::shared_ptr<Array>& values, ExecContext* ctx) {
  if (values->null_count() == 0) {
    return values;
  }
  if (values->null_count() == values->length()) {
    return MakeEmptyArray(values->type(), ctx->memory_pool());
  }
  if (values->type()->id() == Type::type::NA) {
    return std::make_shared<NullArray>(0);
  }
  auto drop_null_filter = Datum{MakeDropNullFilter(*values)};
  return Filter(values, drop_null_filter, FilterOptions::Defaults(), ctx);
}

Result<Datum> DropNullChunkedArray(const std::shared_ptr<ChunkedArray>& values,
                                   ExecContext* ctx) {