在个人上安装了oracle 10g 11g rac 下面是切换脚本命令
#10g rac >11g rac****************************************###############
cat /etc/inittab > /etc/inittab10g
cat /etc/inittab11g > /etc/inittab
#
rm -rf /etc/oracle10g
mv /etc/oracle /etc/oracle10g
cp -rp /etc/oracle11g /etc/oracle
#
cat /etc/oraInst.loc > /etc/oraInst.loc10g
rm -rf /etc/oraInst.loc
cp -p /etc/oraInst.loc11g /etc/oraInst.loc
#
cat /etc/oratab > /etc/oratab10g
rm -rf /etc/oratab
cp -p /etc/oratab11g /etc/oratab
#
rm -rf /var/tmp/.oracle10g
mv /var/tmp/.oracle /var/tmp/.oracle10g
mv /var/tmp/.oracle11g /var/tmp/.oracle
#11g rac >10g rac****************************************###############


cat /etc/inittab > /etc/inittab11g
cat /etc/inittab10g > /etc/inittab
#
rm -rf /etc/oracle11g
mv /etc/oracle /etc/oracle11g
cp -rp /etc/oracle10g /etc/oracle
#
cat /etc/oraInst.loc > /etc/oraInst.loc11g
rm -rf /etc/oraInst.loc
cp -p /etc/oraInst.loc10g /etc/oraInst.loc
#
cat /etc/oratab > /etc/oratab11g
rm -rf /etc/oratab
cp -p /etc/oratab10g /etc/oratab
#
rm -rf /var/tmp/.oracle11g
mv /var/tmp/.oracle /var/tmp/.oracle11g
mv /var/tmp/.oracle10g /var/tmp/.oracle
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