code: public function drop(): array
      {
          $touched = [];
          $this->pdo->beginTransaction();
  
          foreach ($this->getViews() as $view) {
              $this->pdo->exec("drop view if exists {$view} cascade");
              $touched[] = ['view', $view];
          }
  
          foreach ($this->getTables() as $table) {
              $this->pdo->exec("drop table if exists {$table} cascade");
              $touched[] = ['table', $table];
          }
  
          $this->pdo->commit();
  
          return $touched;
      }
docs: Drop all views and tables.