docs: def clear_all():
      """
      Clear any and all stored state from Orca.
  
      """
      _TABLES.clear()
      _COLUMNS.clear()
      _STEPS.clear()
      _BROADCASTS.clear()
      _INJECTABLES.clear()
      _TABLE_CACHE.clear()
      _COLUMN_CACHE.clear()
      _INJECTABLE_CACHE.clear()
      for m in _MEMOIZED.values():
          m.value.clear_cached()
      _MEMOIZED.clear()
      logger.debug('pipeline state cleared')