text: -- [er]create serial using INCREMENT BY which value is  2 and alter it using  MINVALUE which value is -999999999999999999999999999999999998
  
  
  create serial ser1
  INCREMENT BY 2;
  
  alter serial ser1
  MINVALUE -999999999999999999999999999999999998;
  
  select * from db_serial WHERE name='ser1';
  
  drop serial ser1;
  