--方法一
declare
jobno number;
 
  begin
   dbms_job.submit(jobno,
   ‘xxxx;‘,
   xxxx,
   ‘xxxx‘);
   commit;
end;


--方法二
declare
 jobno binary_integer;
 
  begin
   dbms_job.submit(job=>jobno,
   what=>‘xxxx;‘,
   next_date=>xxxx,
   interval=>‘xxxx‘);
   commit;
end;

dbms_job.submit方式创建job，太老了