Oracle job调用存储过程

begin
sys.dbms_job.submit(job => :job,
what => 'del_ky_items;',
next_date => to_date('24-06-2015 16:30:00', 'dd-mm-yyyy hh24:mi:ss'),
interval => 'trunc(sysdate,''mi'')+1/24');
commit;
end;
/

begin
sys.dbms_job.submit(job => :job,
what => 'del_ky_items(1,''a'',sysdate);',
next_date => to_date('24-06-2015 16:30:00', 'dd-mm-yyyy hh24:mi:ss'),
interval => 'trunc(sysdate,''mi'')+1/24');
commit;
end;
/