DeltaFileOperations Utility

DeltaFileOperations is…​FIXME

recursiveListDirs Utility

recursiveListDirs(
  spark: SparkSession,
  subDirs: Seq[String],
  hadoopConf: Broadcast[SerializableConfiguration],
  hiddenFileNameFilter: String => Boolean = defaultHiddenFileFilter,
  fileListingParallelism: Option[Int] = None): Dataset[SerializableFileStatus]

recursiveListDirs…​FIXME

recursiveListDirs is used when: