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  • Oracle每10天删除数据,并重建索引

    declare
     datDateFrom date := to_date('2010/08/01 00:00:00','yyyy/mm/dd hh24:mi:ss');
     datDateTo date;
    begin
     while datDateFrom <to_date('2014/01/01 00:00:00','yyyy/mm/dd hh24:mi:ss')
     loop
      datDateTo := least(datDateFrom + 10,to_date('2014/01/01 00:00:00','yyyy/mm/dd hh24:mi:ss'));
     
      INSERT INTO DRMARCHIVE.DBPROCLOG
      select createdate,pgm,status from dbproclog where createdate >= datDateFrom and createdate < datDateTo;
     
      delete from dbproclog where createdate >= datDateFrom and createdate < datDateTo;
      commit;
      Insertlog(SYSDATE, 'dbproclog_delete', to_char(datDateFrom,'yyyy/mm/dd hh24:mi:ss') || ' to ' ||  to_char(datDateTo,'yyyy/mm/dd hh24:mi:ss') || ' deleted');
       DBMS_LOCK.SLEEP(2);
     
      datDateFrom := datDateTo;
     end loop;
     
     execute immediate 'alter index DBPROCLOG_IDX2 rebuild ONLINE';
     execute immediate 'alter index DBPROCLOG_IDX1 rebuild ONLINE';
    end;
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  • 原文地址:https://www.cnblogs.com/JinvidLiang/p/4514413.html
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