Installation
e.g.
# rpm -ivh rlwrap-0.42-1.el6.x86_64.rpm
Usage
Add alias to .bash_profile file (or .bashrc, etc.)
alias sqlplus='rlwrap sqlplus'
$ sqlplus hr/hr
SQL> select 1 from dual;
Key trick is that while in sqlplus command line, use up or down keys to navigate sql history.
