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SET NEWPAGE NONE HEADING OFF SPACE 0 PAGESIZE 0 TRIMOUT ON TRIMSPOOL ON LINESIZE 2500 colsep | feedback off termout off pages 0
set colsep |
alter session set nls_date_format='yyyy-mm-dd hh24:mi:ss';
set feedback on
declare cursor cur_no is
select  beginno,endno  from hm where 1=1;
beginno varchar2(11);
endno varchar2(11);
begin
  for my_no in cur_no loop
    beginno:=my_no.beginno;
    endno:=my_no.endno;
    while (beginno<=endno) loop
    insert into hmnew values(beginno);
    commit;
    beginno:=beginno+1;
    end loop;
    commit;
  end loop;
end;


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OracleËæ»úº¯Êý—dbms_random

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ϸ̸OracleµÄȨÏÞ

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Oracle9ÖÐXML SQL Utility¼¼ÊõÖ¸µ¼(java)

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ORACLEÎﻯÊÓͼ Query RewriteµÄÒ»°ãÀí½âÖ®¶þ


   ÔÚOracleµÄQuery RewriteÖÐÖ÷ÒªÓÐÈýµã, µÚÒ»ÊÇҪʹÓÃCBO; µÚ¶þÊÇÒªÉèÖÃquery rewrite enabled²ÎÊýΪTRUE; µÚÈýÊÇÒªÏÈÔñÉèÖÃquery rewrite integrity²ÎÊýµÄÖµ(stale_tolerated, trusted, enforced). ¶ÔÓÚµÚÒ»µã, ÎÒÃÇ×îºÃanalyzeÏà¹ØµÄ±í¼°Ë÷Òý¼°MV; ¶ÔÓÚµÚ¶þµã,Õâ¸ö²ÎÊýÖ»ÓÐÁ½¸öÖµ(true, false), ºÜ¼òµ ......
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