Home Database Mysql Tutorial Oracle 修改schemas的方法一

Oracle 修改schemas的方法一

Jun 07, 2016 pm 03:53 PM

由于业务的要求需要对其中的一个schemas进行更名,通过搜索发现从Oracle 11.2.0.2后提供了两种更名的方法。

由于业务的要求需要对其中的一个schemas进行更名,通过搜索发现从Oracle 11.2.0.2后提供了两种更名的方法。

方法一:通过导入导出的方法修改schemas的步骤。
•Do a user-level export of user A
•create new user B
•import system/manager fromuser=A touser=B
•drop user A

测试环境:数据库有schemas ADM_IDCS,需要更名为 ADM_JDCS

操作步骤:

a)创建ADM_JDCS用户,,权限需要一样

CREATE USER ADM_IDCS

IDENTIFIED BY 'ADM_IDCS'

DEFAULT TABLESPACE USERS

TEMPORARY TABLESPACE TEMP

PROFILE DEFAULT

ACCOUNT UNLOCK;

b)adm_idcs的导出

expdp  system/oracle  directory=dir  dumpfile=full1.dmp schemas=adm_idcs

c)进行adm_idcs的导入

impdp system/oracle  directory=dir  dumpfile=full1.dmp  fromuser=adm_idcs touser=adm_jdcs

d)删除原来的adm_idcs用户

drop user adm_idcs cascade;

经过以上操作便完成了修改adm_idcs成adm_jdcs。

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