code: public function storageClearAction()
  	{
  		if (!$this->isConsoleRequest()) {
  			throw new \RuntimeException('You can only use this action from a console!');
  		}
  
  		$dbAdapter = $this->getDbAdapter();
  		$console = $this->getConsole();
  		$this->printConsoleBanner($console);
  
  		try {
  			$table = new JobTable($dbAdapter);
  			$table->truncate();
  		} catch (\Exception $exception) {
  			$console->writeLine('Truncating database table failed!', ConsoleColor::LIGHT_RED);
  			return;
  		}
  
  		$console->writeLine('Storage was successfully cleared!', ConsoleColor::LIGHT_GREEN);
  	}
docs: Clear storage.
  
  @return void
  @throws \RuntimeException Whenever is action accessed not via console request.