.bashrc

#!/bin/bash
# Check for an interactive session
[ -z "$PS1" ] && return

alias ls='ls --color=auto'
PS1='[\u@\h \W]\$ '

export ORACLE_BASE="${HOME}/app/oracle"
export ORACLE_HOME="${ORACLE_BASE}/product/11.2.0/dbhome_1"
export ORACLE_SID=orcl
export ORACLE_HOME_LISTNER="${ORACLE_HOME}"
export LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${ORACLE_HOME}/lib"
export ORACLE_INVENTORY="${ORACLE_HOME}/inventory"

PATH="${PATH}:${ORACLE_HOME}/bin"