export ORACLE_HOME=/usr/local/instantclient_11_2
export PATH=$ORACLE_HOME:$PATH
export TNS_ADMIN=$ORACLE_HOME/network/admin
export LD_LIBRARY_PATH=$ORACLE_HOME:$LD_LIBRARY_PATH
#export NLS_LANG=‘simplified chinese_china.ZHS16GBK‘
export NLS_LANG=‘simplified chinese_china.AL32UTF8‘
d=$(date -d "yesterday" +"%Y%m%d")br/>cDir=/usr/local/instantclient_11_2
fDir=/bakup
_user=hadoop
_passwd=P@ssw0rd
_ip=192.168.1.6
/bin/find $fDir/ -mtime +7 -exec /bin/rm -rf {} \; >/dev/null 2>&1
$cDir/exp $_user/$_passwd@$_ip/jssis file=$fDir/$d.dmp log=$fDir/$d.log owner=hadoop
zip -m $fDir/oracle_bak$d.zip $fDir/$d.log $fDir/$d.dmp
原文：http://blog.51cto.com/setchio/2327112