/// <summary>
 /// 清空表数据
 /// </summary>
 /// <param name="id"></param>
 /// <returns></returns>
 public ActionResult Truncate(string id)
 {
     SqliteDBHelper.Trancate(id);
     SqliteDBHelper.ShrinkDatabase();
     return(Redirect("/Manager/SqliteDataBase/Records/" + id));
 }