text: -- https://www.iana.org/assignments/dns-parameters/dns-parameters.xhtml
  CREATE TABLE IF NOT EXISTS ExtentionMechanismForDNSVersionNumbers
  (
      code            TINYINT UNSIGNED    NOT NULL PRIMARY KEY,
      description     TINYTEXT            NOT NULL,
      definingRFC     SMALLINT UNSIGNED   NULL
  );
  
  INSERT INTO ExtentionMechanismForDNSVersionNumbers
  VALUES
      (0, 'EDNS Version 0', 6891)
  ;
  