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OracleÊý¾Ýµ¼Èëµ¼³öimp/exp¾ÍÏ൱ÓÚoracleÊý¾Ý»¹Ô­Ó뱸·Ý¡£expÃüÁî¿ÉÒÔ°ÑÊý¾Ý´ÓÔ¶³ÌÊý¾Ý¿â·þÎñÆ÷µ¼³öµ½±¾µØµÄdmpÎļþ£¬impÃüÁî¿ÉÒÔ°ÑdmpÎļþ´Ó±¾µØµ¼Èëµ½Ô¶´¦µÄÊý¾Ý¿â·þÎñÆ÷ÖС£ ÀûÓÃÕâ¸ö¹¦ÄÜ¿ÉÒÔ¹¹½¨Á½¸öÏàͬµÄÊý¾Ý¿â£¬Ò»¸öÓÃÀ´²âÊÔ£¬Ò»¸öÓÃÀ´ÕýʽʹÓá£
 
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 1 ½«Êý¾Ý¿âTESTÍêÈ«µ¼³ö,Óû§Ãûsystem ÃÜÂëmanager µ¼³öµ½D:\daochu.dmpÖÐ
   exp system/manager@TEST file=d:\daochu.dmp full=y
 2 ½«Êý¾Ý¿âÖÐsystemÓû§ÓësysÓû§µÄ±íµ¼³ö
   exp system/manager@TEST file=d:\daochu.dmp owner=(system,sys)
 3 ½«Êý¾Ý¿âÖеıíinner_notify¡¢notify_staff_relatµ¼³ö
    exp aichannel/aichannel@TESTDB2 file= d:\datanewsmgnt.dmp tables=(inner_notify,notify_staff_relat) 
 4 ½«Êý¾Ý¿âÖеıítable1ÖеÄ×Ö¶Îfiled1ÒÔ"00"´òÍ·µÄÊý¾Ýµ¼³ö
   exp system/manager@TEST file=d:\daochu.dmp tables=(table1) query=" where filed1 like '00%'"
 
  ÉÏÃæÊdz£Óõĵ¼³ö£¬¶ÔÓÚѹËõ£¬¼ÈÓÃwinzip°ÑdmpÎļþ¿ÉÒԺܺõÄѹËõ¡£
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 1 ½«D:\daochu.dmp ÖеÄÊý¾Ýµ¼Èë TESTÊý¾Ý¿âÖС£
   imp system/manager@TEST  file=d:\daochu.dmp
   imp aichannel/aichannel@TEST  full=y  file=d:\datanewsmgnt.dmp ignore=y
   ÉÏÃæ¿ÉÄÜÓеãÎÊÌ⣬ÒòΪÓеıíÒѾ­´æÔÚ£¬È»ºóËü¾Í±¨´í£¬¶Ô¸Ã±í¾Í²»½øÐе¼Èë¡£
   ÔÚºóÃæ¼ÓÉÏ ignore=y ¾Í¿ÉÒÔÁË¡£
 2 ½«d:daochu.dmpÖеıítable1 µ¼Èë
 imp system/manager@TEST  file=d:\daochu.dmp  tables=(table1)
 
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Oracle 10g upgrade from 10.2.0.1 to 10.2.0.4


 
   а²×°ÁËһ̨Êý¾Ý¿â·þÎñÆ÷£¬°æ±¾ÊÇ10.2.0.1µÄ£¬ÒòΪÏÖÔÚ×îеÄÊÇ10.2.0.4µÄ¡£ °æ±¾µÍÁË£¬bug¶à¡£ËùÒԾͶÔÊý¾Ý¿â×öÁËÒ»¸öÉý¼¶¡£
   ·þÎñÆ÷ÊÇwindows 2003µÄϵͳ£¬¶¼ÊÇ¿ÉÊÓ»°²Ù×÷¡£ ÏÂÒ»²½µÄÎÊÌâ¡£ 10.2.0.4µÄpatchset ÀïÃæÒ²ÓÐÏêϸµÄ°²×°ËµÃ÷¡£ Ö®×ö¸ö×ܽá ......

oracleµÄÕýÔò±í´ïʽ

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Oracle 10gÕýÔò±í´ïʽÌá¸ßÁËSQLÁé»îÐÔ¡£ÓÐЧµÄ½â¾öÁËÊý¾ÝÓÐЧÐÔ£¬ ÖØ¸´´ÊµÄ±æÈÏ, Î޹صĿհ׼ì²â£¬»òÕß·Ö½â¶à¸öÕýÔò×é³É
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Oracle 10gÖ§³ÖÕýÔò±í´ïʽµÄËĸöк¯Êý·Ö±ðÊÇ£ºREGEXP_L ......

oracle distinct

oracle distinct
¹Ø¼ü×Ö: distinctµÄһЩÔÓ̸
distinctÕâ¸ö¹Ø¼ü×ÖÀ´¹ýÂ˵ô¶àÓàµÄÖØ¸´¼Ç¼ֻ±£ÁôÒ»Ìõ£¬µ«ÍùÍùÖ»Óà ËüÀ´·µ»Ø²»Öظ´¼Ç¼µÄÌõÊý£¬¶ø²»ÊÇÓÃËüÀ´·µ»Ø²»ÖؼǼµÄËùÓÐÖµ¡£ÆäÔ­ÒòÊÇdistinctÖ»ÓÐÓöþÖØÑ­»·²éѯÀ´½â¾ö£¬¶øÕâÑù¶ÔÓÚÒ»¸öÊý¾ÝÁ¿·Ç³£´óµÄÕ¾À´Ëµ£¬ÎÞÒÉÊÇ»áÖ±½ÓÓ°Ï쵽ЧÂʵġ£
ÏÂÃæÏÈÀ´¿´¿´Àý×Ó£º
table ......

ÿÌì1µãÖ´ÐеÄoracle JOBÑùÀý


DECLARE
X NUMBER;
BEGIN
SYS.DBMS_JOB.SUBMIT
( job => X
,what => 'syn_rpt_members_relation;'
,next_date => to_date('02-07-2008 01:00:00','dd/mm/yyyy hh24:mi:ss')
,interval => 'trunc(sysdate)+1+1/24'
,no_parse => FALSE
);
SYS.DBMS_OUTPUT.PUT_LINE('Job Number is: ' || to_cha ......

OracleÖеÄdecodeÓ÷¨

OracleÖеÄdecodeÓ÷¨
Decode(Ìõ¼þ£¬Öµ1£¬ÏÔʾֵ1£¬Öµ2£¬ÏÔʾֵ2£¬…… Öµn£¬ÏÔʾֵn)
Ó¦ÓþÙÀý£º
select t.res_id,
       t.res_size || '(kb)' as res_size,
       decode(t.res_type,1,'Ä£°åÇø','0','ÎĵµÇø') res_type,
   ......
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