Method MakeEmpty

cpp/src/arrow/record_batch.cc:241–249

}

Result<std::shared_ptr<RecordBatch>> RecordBatch::MakeEmpty(
    std::shared_ptr<Schema> schema, MemoryPool* memory_pool) {
  ArrayVector empty_batch(schema->num_fields());
  for (int i = 0; i < schema->num_fields(); i++) {
    ARROW_ASSIGN_OR_RAISE(empty_batch[i],
                          MakeEmptyArray(schema->field(i)->type(), memory_pool));
  }
  return RecordBatch::Make(std::move(schema), 0, std::move(empty_batch));
}

Result<std::shared_ptr<RecordBatch>> RecordBatch::FromStructArray(
    const std::shared_ptr<Array>& array, MemoryPool* memory_pool) {