Oracle 数据库 JOB 失败后的重试规律解密

create or replace procedure pro_my_test is
begin
  insert into job_exec_logs select
seq_job_exec_logs_id.nextval , sysdate , next_date , failures , broken from user_jobs ;
  commit ;
  execute immediate ‘select * from ddddsfs‘ ;
end ;

var job number ;
begin
  sys.dbms_job.submit(job => :job,
                      what => ‘pro_my_test ;‘,
                      next_date => sysdate,
                      interval => ‘sysdate+5‘ );
  commit;
end;
/

dexter@REPO>select trunc((next_date-lag(next_date,1) over (order by 4))*24*60) from (
  2  select * from job_exec_logs
  3  union all
  4  select 11111, sysdate , next_date ,failures , broken from user_jobs
  5  order by 4 nulls first) ;

TRUNC((NEXT_DATE-LAG(NEXT_DATE,1)OVER(ORDER BY 4))*24*60)
-------------------------------------------------------

                                                      2
                                                      4
                                                      8
                                                     15
                                                     32
                                                     64
                                                    128
                                                    256
                                                    512
                                                   1024
                                                   1440
                                                   1440

已选择13行。