wget http://download.openpkg.org/components/cache/rlwrap/rlwrap-0.42.tar.gz
tar xf rlwrap-0.42.tar.gz  
该包提供sqlplus 上线翻建功能
cd rlwrap-0.42
注意预编译：缺失的包
./configure
 
缺失的包可以配置本地yum源使用yum安装：
yum install *
make
make install
echo "alias sqlplus='rlwrap sqlplus'" >> /home/oracle/.bashrc
echo "alias rman='rlwrap rman'" >> /home/oracle/.bashrc
source ~/.bashrc