export full, zip it and remove files other than 5 days - all in one

#!/bin/ksh
export ORACLE_SID=demo
export ORACLE_HOME=/ora01/oracle/product/db_1020
export PATH=$ORACLE_HOME/bin:$PATH
export EXPDATE=`date "+%m%d_%H%M"`

$ORACLE_HOME/bin/exp \'/ as sysdba\' file=demo_full_${EXPDATE}.dmp full=y statistics=none log=demo_full_${EXPDATE}.log

/bin/gzip demo_full_${EXPDATE}.dmp

find -name exp_demo\* -mtime +5 -exec rm {} \;

tail -5 demo_full_${EXPDATE}.log | mailx -s "demo export" me@google.com