public bool TestRepeat(string missionName, string groupname, string id) { string sql = "select * from TimerMission where MissionName='" + missionName + "' and GroupName='" + groupname + "' and id!='" + id + "'"; DataSet ds = DbHelper.GetDS(sql); return(ds != null && ds.Tables.Count > 0 && ds.Tables[0].Rows.Count > 0); }