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#!/bin/bash

#载入环境变量

ORACLE_BASE=/u03/oracle;

export ORACLE_BASE

ORACLE_HOME=/u03/oracle/product/11.2.0;

export ORACLE_HOME

ORACLE_TERM=xterm;

export ORACLE_TERM

PATH=/u03/oracle/product/11.2.0/bin:/usr/lib64/qt-3.3/bin:/usr/kerberos/sbin:/usr/kerberos/bin:/usr/local/bin:/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/sbin:/home/oracle/bin:/u03/oracle/product/11.2.0/bin:/u03/oracle/product/11.2.0/bin;

export PATH

#设置编码

export NLS_LANG=american_america.ZHS16GBK;

#设置实例

export ORACLE_SID=orcl

echo “Environment variables loaded successfully!”

#设置文件命名保证文件名不重复

today=$(date +%Y%m%d)

echo ${today}

#使用数据泵刀导出全库
/u03/oracle/product/11.2.0/bin/expdp system/sys directory=DIR_DP dumpfile=${today}.dmp logfile=${today}.log FULL=Y

echo “Logical backup success”

#把dmp数据文件打包起来

cd /back_db
/usr/bin/zip -r ${today}.zip ${today}.dmp
/usr/bin/zip -r ${today}.zip ${today}.log
echo “Compression success!”

#干掉原来的数据文件

rm -f /back_db/${today}.dmp rm -f /back_db/${today}.log
echo “Logical backups and logs have been deleted!”

#把创建时间超过7天的删掉

find /back_db/ *.zip -type f -mtime +7 -exec rm {} ;

echo “Reserver 7 days of backup success!”

#顺便把数据的压缩包复制到另一台服务器保存起来

scp -p /back_db/${today}.zip oracle@IP地址:/OracleBack/data

echo “Remote backup success!”

echo “(o_o) The daily tasks have been completed!”

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注

1、数据库的载入环境要根据自己的服务器实际情况修改！！！

2、DIR_DP这个是数据库的备份路径，要先用sqlplus创建，记注要把路径的读写权限给system用户

3、载入环境变量其实可以偷懒直接使用下面

source /home/oracle/.bash_profile