docs: private Map<String, Object> toAggsMap(Map<String, Aggregation> fields) throws SqlParseException {
  		Map<String, Object> result = new HashMap<>();
  		for (Entry<String, Aggregation> entry : fields.entrySet()) {
  			result.put(entry.getKey(), covenValue(entry.getValue()));
  		}
  		return result;
  	}