public void Delete(Abc record) { var row = this.GetRowByRowId(record.rowID, string.Empty); if (row == null) { row = this.dataSet.ttblabc.NewttblabcRow(); Abc.BuildMinimalRow(ref row, record); this.dataSet.ttblabc.AddttblabcRow((pdsabcDataSet.ttblabcRow)row); } row.Delete(); this.SaveChanges(); }