创建任务： declare jobupdate number; begin dbms_job.submit(jobupdate,’sync_data_from_dblink_db;’,sysdate,’sysdate+3/1440′); end; select * from user_jobs; –步骤三：运行刚才创建的job begin dbms_job.run(44); end; –步骤四：查询该job下次执行的时间 select job,next_date,what from dba_jobs where job=44; –步骤五：删除该job begin dbms_job.remove(44); end;