卸载oracle软件:

1. 关闭企业管理器， 停止oememctl stop dbconsole db

2.停止监听lsnrctl stop

3.停止数据库sqlplus / as sysdba
sql>shut immediate

4.注意删除相关文件
rm -fr /u01/app/*
rm -fr /etc/ora*
rm -f /usr/local/bin/coraenv
rm -f /usr/local/bin/dbhome
rm -f /usr/local/bin/oraenv