https://www.dev-app.cn/categories/oracle/ Recent content in oracle on Fhw Site Hugo -- gohugo.io en-us fhw Mon, 13 Jun 2022 23:00:00 +0000 https://www.dev-app.cn/posts/oracle-processes/ Mon, 13 Jun 2022 23:00:00 +0000 https://www.dev-app.cn/posts/oracle-processes/ 1.切换Oracle用户 sh-4.2# su - oracle Last login: Tue Jun 14 15:42:47 UTC 2022 on pts/0 [oracle@af47d363d2a2 ~]$ 2.以system用户身份登录数据库 [oracle@af47d363d2a2 ~]$ sqlplus / as sysdba SQL*Plus: Release 11.2.0.1.0 Production on Tue Jun 14 15:58:52 2022 Copyright (c) 1982, 2009, Oracle. All rights reserved. Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production With the Partitioning, OLAP, Data Mining and Real Application Testing options SQL> 或： [oracle@af47d363d2a2 ~]$ sqlplus /nolog SQL*Plus: Release 11. https://www.dev-app.cn/posts/oracle-dmp-impdp-expdp/ Fri, 10 Jun 2022 09:00:00 +0000 https://www.dev-app.cn/posts/oracle-dmp-impdp-expdp/ 1、登录Oracle所在的机器、创建一个存放导入文件的目录 (根据实际情况修改) cd /home/oracle mkdir dir_impdp 2、连接Oracle, 给用户授权 sqlplus / as sysdba 3、在Oracle中创建目录并授权给用户 SQL> create directory dir_impdp as '/home/oracle/dir_impdp'; SQL> Grant read,write on directory dir_impdp to 需要导入数据的用户; 4、退出Oracle SQL> exit; 5、将dmp文件和log文件放到上面创建的目录中, 然后执行下面命令导入 (根据实际情况修改参数) impdp 用户名/密码@ORCL directory=dir_impdp dumpfile=JR_RECYCLE.dmp logfile=JR_RECYCLE.log schemas=JR_RECYCLE job_name=my_job remap_schema=原schema:目标schema table_exists_action=replace 示例: JR_RECYCLE 用户 expdp 导出 JR_RECYCLE.dmp 文件， 执行导入 JR_RECYCLE_S1 用户 操作命令 impdp JR_RECYCLE_S1/JR_RECYCLE_S1@ORCL directory=dir_impdp dumpfile=JR_RECYCLE.dmp logfile=JR_RECYCLE.log schemas=JR_RECYCLE job_name=my_job remap_schema=JR_RECYCLE:JR_RECYCLE_S1 table_exists_action=replace 6、执行下面命令导出dmp文件和log文件 (根据实际情况修改参数) expdp 用户名/密码@ORCL directory=dir_impdp schemas=JR_RECYCLE dumpfile=JR_RECYCLE.