记一个有用的存储过程

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CREATE OR REPLACE PROCEDURE "SP_TEMP_TEST"  as
  a_id integer;
  cursor cur_a is select c.id from tab_content c where c.type='ARTICLE' order by c.createtime;
begin
    open cur_a;
    fetch cur_a into a_id;
    while cur_a%found loop
  update tab_content c set c.sequence = temp_sequence.nextval where c.id=a_id;
      fetch cur_a into a_id;
    end loop;
    close cur_a;
    commit;
end;