code: public static String trimToMaximumLengthAllowed(String string) {
      if (string != null && string.length() > DB_MAX_STRING_LENGTH) {
        return string.substring(0, DB_MAX_STRING_LENGTH);
      }
      return string;
    }
docs: Trims the input to the {@link #DB_MAX_STRING_LENGTH maxium length allowed} for persistence with our default database schema
  
  @param string the input that might be trimmed if maximum length is exceeded
  @return the input, eventually trimmed to {@link #DB_MAX_STRING_LENGTH}