code: static String getQueryString(String name) {
          String result = null;
  
          if (xmlQueryString.containsKey(name) == false) {
              throw new MjdbcRuntimeException("Failed to find query by name: " + name + ". Please ensure that relevant file was loaded into repository");
          }
  
          result = xmlQueryString.get(name);
  
          return result;
      }
docs: Package private function used by {@link XmlInputOutputHandler} to retrieve query string from repository
  
  @param name query name
  @return sql string (if present)
  @throws MjdbcRuntimeException if query name wasn't loaded to repository