code: private List<String> getColumnResults(int columnIndex,
  			UserCoreResult<?, ?, ?> results) {
  
  		List<String> values = new ArrayList<>();
  		while (results.moveToNext()) {
  			values.add(results.getString(columnIndex));
  		}
  
  		return values;
  	}
docs: Get the results of a column at the index and close the results
  
  @param columnIndex
  column index
  @param results
  results
  @return list of column index values