#!/bin/bash

export ORACLE_HOME=/u01/app/oracle/product/12.2.0/dbhome_1/
export ORACLE_SID=ORACLE
export ORACLE_BASE=/u01/app/oracle
export ORACLE_HOME_LISTENER=/u01/app/oracle
export ORACLE_UNQNAME=ORCL
export NLS_LANG=AMERICAN_AMERICA.UTF8

/db/oracle/product/11.2/bin/lsnrctl start
/u01/app/oracle/product/12.2.0/dbhome_1/bin/sqlplus /nolog <<-EOF
/u01/app/oracle/product/12.2.0/dbhome_1/bin/sqlplus /nolog
conn sys as sysdba 
Qwerty123
startup

EOF