public GambleStoneDailyScheme GetLastGambleStoneDailyScheme() { GambleStoneDailyScheme lastScheme = null; MyDBHelper.Instance.ConnectionCommandSelect(mycmd => { string sqlText = "select * from gamblestonedailyscheme order by id desc limit 1"; mycmd.CommandText = sqlText; DataTable table = new DataTable(); MySqlDataAdapter adapter = new MySqlDataAdapter(mycmd); adapter.Fill(table); GambleStoneDailyScheme[] schemes = MetaDBAdapter <GambleStoneDailyScheme> .GetGambleStoneDailySchemeFromDataTable(table); if (schemes != null && schemes.Length == 1) { lastScheme = schemes[0]; } table.Clear(); table.Dispose(); adapter.Dispose(); }); return(lastScheme); }