您好,登錄后才能下訂單哦!
如何進(jìn)行Oracle常用數(shù)據(jù)庫impdp&expdp的腳本分析,很多新手對此不是很清楚,為了幫助大家解決這個難題,下面小編將為大家詳細(xì)講解,有這方面需求的人可以來學(xué)習(xí)下,希望你能有所收獲。
【說明】
示例腳本,完成如下功能:
1)創(chuàng)建表空間EAS_D_HFY121009_STANDARD和臨時表空間EAS_T_HFY121009_STANDARD、用戶hfy120910;
2)創(chuàng)建用于備份還原的目錄zdir;
3)完成從源數(shù)據(jù)庫hfy備份并還原到新的數(shù)據(jù)庫hfy120910;
【腳本】
------ begin 創(chuàng)建用戶和表空間 ------------ CREATE TABLESPACE "EAS_D_HFY121009_STANDARD" DATAFILE '/oracle/oradata/dbeas/EAS_D_HFY121009_STANDARD.ORA' SIZE 2000M; ALTER DATABASE DATAFILE '/oracle/oradata/dbeas/EAS_D_HFY121009_STANDARD.ORA' AUTOEXTEND ON; CREATE TEMPORARY TABLESPACE "EAS_T_HFY121009_STANDARD" TEMPFILE '/oracle/oradata/dbeas/EAS_T_HFY121009_STANDARD.DBF' SIZE 500M; ALTER DATABASE TEMPFILE '/oracle/oradata/dbeas/EAS_T_HFY121009_STANDARD.DBF' AUTOEXTEND ON; CREATE USER hfy121009 IDENTIFIED BY hfy121009 DEFAULT TABLESPACE EAS_D_HFY121009_STANDARD TEMPORARY TABLESPACE EAS_T_HFY121009_STANDARD; grant dba to hfy121009; ------ end 創(chuàng)建用戶和表空間 ------------
------ begin 創(chuàng)建directory ------------ Copyright (c) 1982, 2009, Oracle. All rights reserved. SQL> conn /as sysdba Connected. SQL> create directory zdir as '/oradata'; Directory created. SQL> grant read,write on directory zdir to hfy; Grant succeeded. SQL> quit Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production With the Partitioning, OLAP, Data Mining and Real Application Testing options $ ------ end 創(chuàng)建directory ------------
------ begin 備份還原 ------------ $ expdp hfy/*** directory=zdir schemas=hfy dumpfile=hfy121009.dmp logfile=hfy121009exp.log $ impdp hfy121009/*** directory=zdir schemas=hfy remap_schema=hfy:hfy121009 remap_tablespace=EAS_D_HFY_STANDARD:EAS_D_HFY121009_STANDARD dumpfile=hfy121009.dmp logfile=hfy121009imp.log ------ end 備份還原 ------------
注意:在數(shù)據(jù)庫還原時,如果目標(biāo)數(shù)據(jù)庫沒有表空間EAS_D_HFY_STANDARD,則一定要加上參數(shù):remap_tablespace=EAS_D_HFY_STANDARD:EAS_D_HFY121009_STANDAR,否則會報錯:找不到表空間。
看完上述內(nèi)容是否對您有幫助呢?如果還想對相關(guān)知識有進(jìn)一步的了解或閱讀更多相關(guān)文章,請關(guān)注億速云行業(yè)資訊頻道,感謝您對億速云的支持。
免責(zé)聲明:本站發(fā)布的內(nèi)容(圖片、視頻和文字)以原創(chuàng)、轉(zhuǎn)載和分享為主,文章觀點(diǎn)不代表本網(wǎng)站立場,如果涉及侵權(quán)請聯(lián)系站長郵箱:is@yisu.com進(jìn)行舉報,并提供相關(guān)證據(jù),一經(jīng)查實(shí),將立刻刪除涉嫌侵權(quán)內(nèi)容。