baseTableRename example

// Stop here if no changes are needed.     if (empty($changes)) {
      return;
    }

    /** @var \Drupal\views\Entity\View[] $all_views */
    $all_views = $this->entityTypeManager->getStorage('view')->loadMultiple(NULL);

    foreach ($changes as $change) {
      switch ($change) {
        case static::BASE_TABLE_RENAME:
          $this->baseTableRename($all_views, $entity_type->id(), $original->getBaseTable(), $entity_type->getBaseTable());
          break;

        case static::DATA_TABLE_RENAME:
          $this->dataTableRename($all_views, $entity_type->id(), $original->getDataTable(), $entity_type->getDataTable());
          break;

        case static::DATA_TABLE_ADDITION:
          $this->dataTableAddition($all_views, $entity_type, $entity_type->getDataTable(), $entity_type->getBaseTable());
          break;

        case static::DATA_TABLE_REMOVAL: