查询v$option表，如果“Real Application Clusters”çš„value为TRUEè¯´æ˜Žä½ çš„oracleå·²ç»å®‰è£…RAC了，如果为FALSE说明没有安装RACã€?br />
oracle表空间的物ç†æ–‡äšgè¢«åˆ é™¤åŽçš„解军_Šžæ³?/strong>
C:\>sqlplus /nolog
SQL> conn / as sysdba
已连接接�br />SQL> shutdown
SQL>startup mount
--ARCHIVELOG模å¼å‘½ä×oåQŒæ–‡ä»¶åè¦å¤§å†?br />SQL>alter database datafile 'æ•°æ®æ–‡äšgå? offline;
--NOARCHIVELOG模å¼å‘½ä×o
SQL>alter database datafile 'æ•°æ®æ–‡äšgå? offline drop;
SQL>;alter database open;
SQL>; select file#,name,status from v$datafile;
SQL>; drop tablespace 表空间å;
//创å¾ä¸´æ—¶è¡¨ç©ºé—?br />
create temporary tablespace zfmi_temp
tempfile 'D:\oracle\oradata\zfmi\zfmi_temp.dbf'
size 32m
autoextend on
next 32m maxsize 2048m
extent management local;
//tempfileå‚æ•°å¿…é¡»æœ?br />
//创å¾æ•°æ®è¡¨ç©ºé—?br />
create tablespace zfmi
logging
datafile 'D:\oracle\oradata\zfmi\zfmi.dbf'
size 100m
autoextend on
next 32m maxsize 2048m
extent management local;
//datafileå‚æ•°å¿…é¡»æœ?br />
//åˆ é™¤ç”¨æˆ·ä»¥åŠç”¨æˆ·æ‰€æœ‰çš„对象
drop user zfmi cascade;
//cascadeå‚数是çñ”è”åˆ é™¤è¯¥ç”¨æˆ·æ‰€æœ‰å¯¹è±¡ï¼Œ¾l常é‡åˆ°å¦‚用æˆähœ‰å¯¹è±¡è€ŒæœªåŠ æ¤å‚æ•°åˆ™ç”¨æˆ·åˆ ä¸äº†çš„é—®é¢˜ï¼Œæ‰€ä»¥ä¹ æƒ¯æ€§çš„åŠ æ¤å‚æ•°
//åˆ é™¤è¡¨ç©ºé—?br />å‰æåQšåˆ 除表½Iºé—´ä¹‹å‰è¦ç¡®è®¤è¯¥è¡¨ç©ºé—´æ²¡æœ‰è¢«å…¶ä»–用户使用之åŽå†åšåˆ 除
drop tablespace zfmi including contents and datafiles cascade onstraints;
//including contents åˆ é™¤è¡¨ç©ºé—´ä¸çš„å†…å®¹ï¼Œå¦‚æžœåˆ é™¤è¡¨ç©ºé—´ä¹‹å‰è¡¨½Iºé—´ä¸æœ‰å†…容åQŒè€ŒæœªåŠ æ¤å‚æ•°åQŒè¡¨½Iºé—´åˆ ä¸æŽ‰ï¼Œæ‰€ä»¥ä¹ æƒ¯æ€§çš„åŠ æ¤å‚æ•°
//including datafiles åˆ é™¤è¡¨ç©ºé—´ä¸çš„æ•°æ®æ–‡ä»?br />//cascade constraints åŒæ—¶åˆ 除tablespaceä¸è¡¨çš„外键å‚ç…?br />
å¦‚æžœåˆ é™¤è¡¨ç©ºé—´ä¹‹å‰åˆ 除了表空间文ä»Óž¼Œè§£å†³åŠžæ³•:
如果在清除表½Iºé—´ä¹‹å‰åQŒå…ˆåˆ 除了表½Iºé—´å¯¹åº”çš„æ•°æ®æ–‡ä»Óž¼Œä¼šé€ æˆæ•°æ®åº“æ— æ³•æ£å¸¸å¯åŠ¨å’Œå…³é—ã€?br />å¯ä‹É用如下方法æ¢å¤ï¼ˆæ¤æ–¹æ³•å·²¾l在oracle9iä¸éªŒè¯é€šè¿‡åQ‰ï¼š
下é¢çš„过½E‹ä¸åQŒfilename是已¾lè¢«åˆ é™¤çš„æ•°æ®æ–‡ä»Óž¼Œå¦‚果有多个，则需è¦å¤š‹Æ¡æ‰§è¡Œï¼›tablespace_name是相应的表空间的å称ã€?br />$ sqlplus /nolog
SQL> conn / as sysdba;
如果数æ®åº“å·²¾lå¯åŠ¨ï¼Œåˆ™éœ€è¦å…ˆæ‰§è¡Œä¸‹é¢˜q™è¡ŒåQ?br />SQL> shutdown abort
SQL> startup mount
SQL> alter database datafile 'filename' offline drop;
SQL> alter database open;
SQL> drop tablespace tablespace_name including contents;
//创å¾ç”¨æˆ·òq¶æŒ‡å®šè¡¨½Iºé—´
create user zfmi identified by zfmi
default tablespace zfmi temporary tablespace zfmi_temp;
//identified by å‚æ•°å¿…é¡»æœ?br />
//授予message用户DBA角色的所有æƒé™?br />
GRANT DBA TO zfmi;
//¾l™ç”¨æˆähŽˆäºˆæƒé™?br />
grant connect,resource to zfmi; (db2åQšæŒ‡å®šæ‰€æœ‰æƒé™?
导入导出命ä×oåQ?br />
Oracleæ•°æ®å¯¼å…¥å¯¼å‡ºimp/expž®Þq›¸å½“于oracle数殘q˜åŽŸä¸Žå¤‡ä»½ã€‚exp命ä×oå¯ä»¥æŠŠæ•°æ®ä»Ž˜qœç¨‹æ•°æ®åº“æœåŠ¡å™¨å¯¼å‡ºåˆ°æœ¬åœ°çš„dmpæ–‡äšgåQ?imp命ä×oå¯ä»¥æŠŠdmpæ–‡äšg从本地导入到˜qœå¤„çš„æ•°æ®åº“æœåŠ¡å™¨ä¸ã€?利用˜q™ä¸ªåŠŸèƒ½å¯ä»¥æž„å¾ä¸¤ä¸ªç›¸åŒçš„æ•°æ®åº“åQŒä¸€ä¸ªç”¨æ¥æµ‹è¯•ï¼Œä¸€ä¸ªç”¨æ¥æ£å¼ä‹É用ã€?br />
执行环境åQšå¯ä»¥åœ¨SQLPLUS.EXE或者DOSåQˆå‘½ä»¤è¡ŒåQ‰ä¸æ‰§è¡ŒåQ?br />DOSä¸å¯ä»¥æ‰§è¡Œæ—¶ç”׃ºŽ 在oracle 8i ä¸?安装目录ora81BIN被设¾|®äؓ全局路径åQ?br />该目录下有EXP.EXE与IMP.EXEæ–‡äšg被用æ¥æ‰§è¡Œå¯¼å…¥å¯¼å‡ºã€?br />oracle用java¾~–写åQŒSQLPLUS.EXEã€EXP.EXEã€IMP.EXE˜q™ä¸¤ä¸ªæ–‡ä»¶æœ‰å¯èƒ½æ˜¯è¢«åŒ…装åŽçš„¾cÀL–‡ä»¶ã€?br />SQLPLUS.EXE调用EXP.EXEã€IMP.EXE所包裹的类åQŒå®Œæˆå¯¼å…¥å¯¼å‡ºåŠŸèƒ½ã€?br />
下é¢ä»‹ç»çš„是导入导出的实例ã€?br />æ•°æ®å¯¼å‡ºåQ?br />1 ž®†æ•°æ®åº“TEST完全导出,用户åsystem 密ç manager 导出到D:daochu.dmpä¸?br /> exp system/manager@TEST file=d:daochu.dmp full=y
2 ž®†æ•°æ®åº“ä¸system用户与sys用户的表导出
exp system/manager@TEST file=d:daochu.dmp owner=(system,sys)
3 ž®†æ•°æ®åº“ä¸çš„表inner_notifyã€notify_staff_relat导出
exp aichannel/aichannel@TESTDB2 file= d:datanewsmgnt.dmp tables=(inner_notify,notify_staff_relat)
4 ž®†æ•°æ®åº“ä¸çš„表table1ä¸çš„å—段filed1ä»?00"打头的数æ®å¯¼å‡?br /> exp system/manager@TEST file=d:daochu.dmp tables=(table1) query=" where filed1 like '00%'"
上é¢æ˜¯å¸¸ç”¨çš„导出åQŒå¯¹äºŽåŽ‹¾~©ï¼Œæ—¢ç”¨winzip把dmpæ–‡äšgå¯ä»¥å¾ˆå¥½çš„压¾~©ã€?br />也å¯ä»¥åœ¨ä¸Šé¢å‘½ä×oåŽé¢ åŠ ä¸Š compress=y æ¥å®žçŽ°ã€?br />
æ•°æ®çš„导å…?br />1 ž®†D:daochu.dmp ä¸çš„æ•°æ®å¯¼å…¥ TESTæ•°æ®åº“ä¸ã€?br /> imp system/manager@TEST file=d:daochu.dmp
imp aichannel/aichannel@HUST full=y file=d:datanewsmgnt.dmp ignore=y
上é¢å¯èƒ½æœ‰ç‚¹é—®é¢˜åQŒå› 为有的表已ç»å˜åœ¨åQŒç„¶åŽå®ƒ?y¨u)®±æŠ¥é”™ï¼Œå¯¹è¯¥è¡¨å°±ä¸è¿›è¡Œå¯¼å…¥ã€?br /> 在åŽé¢åŠ ä¸?ignore=y ž®±å¯ä»¥äº†ã€?br />2 ž®†d:daochu.dmpä¸çš„表table1 导入
imp system/manager@TEST file=d:daochu.dmp tables=(table1)
基本上上é¢çš„导入导出够用了。丞®‘情况è¦å…ˆæ˜¯ž®†è¡¨å½Õdº•åˆ 除åQŒç„¶åŽå¯¼å…¥ã€?br />
注æ„åQ?br />æ“作者è¦æœ‰èƒö够的æƒé™åQŒæƒé™ä¸å¤Ÿå®ƒä¼šæ½Cºã€?br />æ•°æ®åº“æ—¶å¯ä»¥˜qžä¸Šçš„。å¯ä»¥ç”¨tnsping TEST æ¥èŽ·å¾—æ•°æ®åº“TEST能妘qžä¸Šã€?br />
附录一åQ?br />¾l™ç”¨æˆ·å¢žåŠ 导入数æ®æƒé™çš„æ“作
½W¬ä¸€,å¯åŠ¨sql*puls
½W¬äºŒåQŒä»¥system/manager登陆
½W¬ä¸‰åQŒcreate user 用户å?IDENTIFIED BY 密ç åQˆå¦‚果已¾l创å»ø™¿‡ç”¨æˆ·åQŒè¿™æ¥å¯ä»¥çœç•¥ï¼‰
½W¬å››åQŒGRANT CREATE USER,DROP USER,ALTER USER ,CREATE ANY VIEW ,
DROP ANY VIEW,EXP_FULL_DATABASE,IMP_FULL_DATABASE,
DBA,CONNECT,RESOURCE,CREATE SESSION TO 用户åå—
½W¬äº”, ˜qè¡Œ-cmd-˜q›å…¥dmpæ–‡äšg所在的目录,
imp userid=system/manager full=y file=*.dmp
或�imp userid=system/manager full=y file=filename.dmp
执行½CÞZ¾‹:
F:WorkOracle_Databackup>imp userid=test/test full=y file=inner_notify.dmp
å±å¹•æ˜„¡¤º
Import: Release 8.1.7.0.0 - Production on 星期�2�16 16:50:05 2006
(c) Copyright 2000 Oracle Corporation. All rights reserved.
˜qžæŽ¥åˆ? Oracle8i Enterprise Edition Release 8.1.7.0.0 - Production
With the Partitioning option
JServer Release 8.1.7.0.0 - Production
¾l由常规路径导出由EXPORT:V08.01.07创å¾çš„æ–‡ä»?br />å·²ç»å®ŒæˆZHS16GBKå—符集和ZHS16GBK NCHAR å—符集ä¸çš„导å…?br />导出æœåŠ¡å™¨ä‹É用UTF8 NCHAR å—符é›?(å¯èƒ½çš„ncharset转æ¢)
. æ£åœ¨ž®†AICHANNEL的对象导入到 AICHANNEL
. . æ£åœ¨å¯¼å…¥è¡?nbsp; "INNER_NOTIFY" 4行被导入
准备å¯ç”¨¾U¦æŸæ¡äšg...
æˆåŠŸ¾lˆæ¢å¯¼å…¥åQŒä½†å‡ºçŽ°è¦å‘Šã€?br />
附录二：
Oracle ä¸å…许直接改å˜è¡¨çš„拥有è€? 利用Export/Importå¯ä»¥è¾‘Öˆ°˜q™ä¸€ç›®çš„.
å…ˆå¾ç«‹import9.par,
然åŽåQŒä‹É用时命ä×o如下åQšimp parfile=/filepath/import9.par
ä¾?import9.par 内容如下åQ?br /> FROMUSER=TGPMS
TOUSER=TGPMS2 åQˆæ³¨åQšæŠŠè¡¨çš„拥有者由FROMUSER改äØ“TOUSERåQŒFROMUSERå’ŒTOUSER的用户å¯ä»¥ä¸åŒï¼‰
ROWS=Y
INDEXES=Y
GRANTS=Y
CONSTRAINTS=Y
BUFFER=409600
file==/backup/ctgpc_20030623.dmp
log==/backup/import_20030623.log
æœåŠ¡å™¨ç«¯
select userenv('language') from dual;
select * from nls_database_parameters
客户�br />select * from nls_instance_parameters;
alexprefect 2012-08-16 15:45 å‘表评论
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