public void onExecute() throws Exception
{
  String fiftyYearsInMS = "1577846298735";
 
  // Grab the ORD for the selected history
  String hist = getHistory().toString();
 
  // Grab the start and end dates, note 'encodeToString()' makes it ORD friendly
  String startDate = getDateRange().getStartTime().encodeToString();
  String endDate = getDateRange().getEndTime().encodeToString();
 
  BOrd bqlOrd = BOrd.make(hist + "?period=timeRange;start=" + startDate + ";end=" + endDate
     + "|bql:historyFunc:HistoryRollup.rollup(select *, baja:RelTime '" + fiftyYearsInMS + "')");
 
  // Run the BQL query
  BITable result = (BITable) bqlOrd.resolve(Sys.getStation()).get();
  ColumnList columns = result.getColumns();
  TableCursor c = (TableCursor) result.cursor();
 
  // We should only have one entry in the history since we're querying 50 years
  c.next();  // Move to 1st (and only) record
 
  // Grab the info from the corresponding rows
  double count = Double.parseDouble(c.get(columns.get(2)).toString());
  double min = Double.parseDouble(c.get(columns.get(3)).toString());
  double max = Double.parseDouble(c.get(columns.get(4)).toString());
  double avg = Double.parseDouble(c.get(columns.get(5)).toString());
  double sum = Double.parseDouble(c.get(columns.get(6)).toString());
 
  // Set each value
  getCount().setValue(count);
  getMin().setValue(min);
  getMax().setValue(max);
  getAverage().setValue(avg);
  getSum().setValue(sum);
}

public BObject[] getObjectsFromBql(String bqlString)
{
   BOrd curOrd;
 
   // Grab reference to local station
   BStation station = (BStation) BOrd.make("station:|slot:/").get();
 
   // Run the BQL query and get the resulting table
   BITable result = (BITable) BOrd.make(bqlString).get(station);
 
   ColumnList columns = result.getColumns();
   TableCursor c = (TableCursor) result.cursor();
 
   // Create the Array of BObjects to return
   BObject[] objs = new BObject[result.size()];
 
   int i = 0;
 
   while (c.next())
   {
      objs[i++] = c.get();
   }
   return objs;
}