CapDemo.BL.RecordBL.UpdateSub C# (CSharp) Метод

        public bool UpdateSub(Record Record)
        {
            string query = "UPDATE [Record]"
                         + " SET [Sub]='" + Record.Sub + "'"
                         + " WHERE [Contest_ID] = '" + Record.IDContest + "' AND [Player_ID] = '" + Record.IDPlayer + "'";
            return DA.UpdateDatabase(query);
        }