Oracle 按天产生流水号

建立

 create sequence seq_1 increment by 1 start with 1 maxvalue 999999999;

 

建立重置存储过程

 SQL> create or replace procedure seq_reset(v_seqname varchar2) as
   2  n number(10);
   3  tsql varchar2(100);
   4  begin
   5  execute immediate 'select '||v_seqname||'.nextval from dual' into n;
   6  n:=-(n-1);
   7  tsql:='alter sequence '||v_seqname||' increment by '|| n;
   8  execute immediate tsql;
   9  execute immediate 'select '||v_seqname||'.nextval from dual' into n;
  10  tsql:='alter sequence '||v_seqname||' increment by 1';
  11  execute immediate tsql;
  12  end seq_reset;
  13  /

 

JOB

 declare
       job1   integer;
 begin
       sys.dbms_job.submit(job1 ,  'PROCEDURE__NAME(参数);', to_date('20050603   01:00:00',   'yyyymmdd   hh24:mi:ss'), --   计划的初次执行日期，请根据具体情况设定
     'to_date(to_char(sysdate+1,''yyyymmdd'')||''01:00:00'',''yyyymmdd   hh24:mi:ss'')');
       commit;
   end;