docs: public int doCopyRecordsCommand(Script recScript, Map<String,Object> properties)
      {
          int iErrorCode = DBConstants.NORMAL_RETURN;
          Record record = recScript.getTargetRecord(properties, DBParams.RECORD);
          if (record == null)
              return DBConstants.ERROR_RETURN;
          if (properties.get(PARENT_RECORD) != null)
          {
              Record recParent = recScript.getTargetRecord(properties, PARENT_RECORD);
              if (recParent != null)
                  record.addListener(new SubFileFilter(recParent));
          }
          Record recDestination = recScript.getTargetRecord(properties, Script.DESTINATION_RECORD);
          try {
              record.close();
              while (record.hasNext())
              {
                  record.next();
                  recDestination.addNew();
                  recDestination.setAutoSequence(false);
                  iErrorCode = this.doSubScriptCommands(recScript, properties);
                  if (iErrorCode != DBConstants.NORMAL_RETURN)
                      return iErrorCode;
                  if (recDestination.getCounterField().isNull())
                      recDestination.setAutoSequence(true);
                  try {
                      recDestination.add();
                  } catch (DBException ex) {
                      // Ignore duplicate records
                  }
              }
          } catch (DBException ex) {
              ex.printStackTrace();
          }
          return DONT_READ_SUB_SCRIPT;
      }