text: --marginal values of timestampltz/datetimeltz type
  
  set timezone '+9:00';
  
  
  --2. marginal values: timestampltz argument
  select second(timestampltz'00:00:00 01/01');
  
  select second(timestampltz'03:14:07 1/19/2038');
  
  select second(timestampltz'0:0:0 PM 1970-01-01');
  
  select second(timestampltz'1/19/2038 03:14:07 pm');
  
  select second(timestampltz'1970-1-1 0:0');
  
  select second(timestampltz'2038--01-19 3:14:7');
  
  
  --3. marginal values: datetimeltz argument
  select second(datetimeltz'0:0:0.00 1/1');
  
  select second(datetimeltz'00:00:00.0000 AM 0001-01-01');
  
  set timezone 'Asia/Seoul';
  