code: protected function lastMigration()
  	{
  		try
  		{
  			// Return last migration in temporal time
  			$migration = Db::query("select * from migrations order by created_at desc limit 1", [], $this->dbName);
  			return $migration[0];
  		}
  		catch (PDOException $e)
  		{
  			if ($e->getCode() === "42S02") return null;
  		}
  
  		// Something bad :(
  		return false;
  	}
docs: Return last migration if any
  
  @return object|bool|null null or false if no migration is found