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	1. Óà oracle Óû§µÇ¼ 
Èç¹ûÒªÔٴΰ²×°£¬ ×îºÃÏÈ×öһЩ±¸·Ý¹¤×÷¡£ 
°üÀ¨Óû§µÄµÇ¼½Å±¾£¬Êý¾Ý¿â×Ô¶¯Æô¶¯¹Ø±ÕµÄ½Å±¾£¬ºÍ Listener ×Ô¶¯Æô¶¯µÄ½Å±¾¡£ 
ÒªÊÇÓпÉÄÜÁ¬´´½¨Êý¾Ý¿âµÄ½Å±¾Ò²±£´æÏÂÀ´ 
2. ʹÓà SQL*PLUS Í£Ö¹Êý¾Ý¿â 
[oracle@ora920 oracle]$ sqlplus /nolog
SQL> connect / as sysdba
SQL> shutdown [immediate]
SQL> exit
3. ֹͣ Listener
[oracle@ora920 oracle]$ lsnrctl stop
4. Í£Ö¹ HTTP ·þÎñ 
[oracle@ora920 oracle]$ $ORACLE_HOME/Apache/Apache/bin/apachectl stop
5. Óà su »òÕßÖØÐµÇ¼µ½ root( ÈçÏëÖØÐ°²×°¿ÉÒÔ±£Áô oracle Óû§£¬Ê¡µÃÊäÈë»·¾³±äÁ¿ÁË )
6. ½«°²×°Ä¿Â¼É¾³ý 
[root@ora920 /root]# rm -rf /opt/oracle/
7. ½« /usr/bin ϵÄÎļþɾ³ý 
[root@ora920 /root]# rm /usr/bin/dbhome
[root@ora920 /root]# rm /usr/bin/oraenv
[root@ora920 /root]# rm /usr/bin/coraenv
10gÔÚÏÂÃæµÄĿ¼£º
1. rm -f /etc/oraInst.loc /etc/oratab
2. rm -rf /etc/oracle
3. rm -f /usr/local/bin/coraenv /usr/local/bin/dbhome /usr/local/bin/oraenv
8.
½« /etc/oratab ɾ³ý 
[root@ora920 /root]# rm /etc/oratab
9. ½« /etc/oraInst.loc ɾ³ý 
[root@ora920 /root]# rm /etc/oraInst.loc
10. ½« oracle Óû§É¾³ý ( ÈôÒªÖØÐ°²×° , ¿ÉÒÔ²»É¾³ý )
[root@ora920 /root]# userdel –r oracle
11. ½«Óû§×éɾ³ý ( ÈôÒªÖØÐ°²×° , ¿ÉÒÔ²»É¾³ý )
[root@ora920 /root]# groupdel oinstall
[root@ora920 /root]# groupdel dba
12. ½«Æô¶¯·þÎñɾ³ý 
[root@ora920 /root]# chkconfig --del dbora
    
     
	
	
    
    
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