code: public function useSqlFile(string $filepath): bool
      {
          if (!\file_exists($filepath)) {
              throw new DatabaseException('File missing for useSqlFile method: ' . $filepath);
          }
  
          $sqlFile = \file_get_contents($filepath);
  
          return $this->exec($sqlFile);
      }
docs: @param string $filepath
  
  @throws DatabaseException
  
  @return bool