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1. 关闭数据库
SQL shutdown immediate
2. 关闭数据库监听
lsnrctl stop
3. 使用./deinstall 删除数据库, 在 oracle 用户下操作一下命令
[oracle@togogo ~]$ cd /u01/app/oracle/product/11.2.0/db_1/deinstall/
[oracle@togogo deinstall]$ ls
bootstrap.pl deinstall deinstall.pl deinstall.xml jlib readme.txt response sshUserSetup.sh
[oracle@togogo deinstall]$ ./deinstall
……………………………….
####################### CLEAN OPERATION SUMMARY #######################
Updated Enterprise Manager configuration for database orcl
Successfully de-configured the following database instances : orcl
Following Single Instance listener(s) were de-configured successfully: LISTENER
Cleaning the config for CCR
As CCR is not configured, so skipping the cleaning of CCR configuration
CCR clean is finished
Successfully detached Oracle home /u01/app/oracle/product/11.2.0/db_1 from the central inventory on the local node.
Successfully deleted directory /u01/app/oracle/product/11.2.0/db_1 on the local node.
Successfully deleted directory /u01/app/oracle/oraInventory on the local node.
Oracle Universal Installer cleanup was successful.
Run rm -rf /etc/oraInst.loc as root on node(s) togogo at the end of the session.
Run rm -rf /opt/ORCLfmap as root on node(s) togogo at the end of the session.
Oracle deinstall tool successfully cleaned up temporary directories.
#######################################################################
############# ORACLE DEINSTALL DECONFIG TOOL END #############
4. 删除相关的目录或文件夹 切换到 root 用户删除
把 /usr/local/bin 下的三个文件夹 dbhome oraenv coraenv 删掉
cd /usr/local/bin
rm -f dbhome
rm -f oraenv
rm -f coraenv
把 /etc 下面的 oratab 和 orainst.loc 删掉
cd /etc
rm -f oratab
rm -f oraInst.loc
把 /opt 下面 ORCLfmap 删掉
cd /opt
rm -fR ORCLfmap
5、删除相关用户和组
把 oracle 用户和 oinstall 和 dba oper 删掉
必须先删 oracle 用户
userdel -r oracle
groupdel oinstall
groupdel dba
groupdel oper
6、删除家目录
rm -rf /u01
以上是“如何删除 oracle 数据库软件”这篇文章的所有内容，感谢各位的阅读！相信大家都有了一定的了解，希望分享的内容对大家有所帮助，如果还想学习更多知识，欢迎关注丸趣 TV 行业资讯频道！
