Miscellany

 if (findedData.Rows != null && findedData.Rows.Count > 0)
                        {
                            if (Settings.Convert.Default.AppendData && !tempUpdate)
                                continue;


                            DataRow tableRow = importData.Tables[tableName].LoadDataRow(row.ItemArray, false);
                            tableRow.AcceptChanges();
                            tableRow.SetModified();

                            if (Settings.Convert.Default.AppendData)
                                tempUpdate = false;

                            continue;
                        }
                        //else
                        //{

                        //    StringBuilder str = new StringBuilder();
                        //    foreach (DataColumn primeryColumn in row.Table.PrimaryKey)
                        //    {
                        //        if (str.Length != 0)
                        //            str.Append(" AND ");
                        //        str.Append(string.Format("{0} = '{1}'", primeryColumn.ColumnName, row[primeryColumn.ColumnName].ToString()));
                        //    }

                        //   DataRow[] selectedrows = importData.Tables[tableName].Select(str.ToString());
                        //   if (selectedrows != null && selectedrows.Length >= 1)
                        //   {
                        //       continue;
                        //   }

                        //}