export 逻辑备份脚本

#!/bin/ksh­

# ##################################################################­

#­

# nightly_bkup.sh  - nightly backup ­

#         shell script­

#­

# ##################################################################­

# Oracle Environment settings­

PATH=/usr/bin:/usr/ucb:/etc:.:/usr/X/bin­:/bin   --不同的操作系统，系统命令位置不一样，如date命令，path比较重要

export PATH­

ORACLE_SID=PPRD10 ; pw=oracle ; export pw ; export ORACLE_SID­

ORACLE_BASE=/data/app/oracle ; export ORACLE_BASE­

ORACLE_HOME=$ORACLE_BASE/10.2.0 ;  export ORACLE_HOME­

ORA_NLS33=$ORACLE_HOME/ocommon/nls/admin/data ; export ORA_NLS33­

TNS_ADMIN=$ORACLE_HOME/network/admin ; export TNS_ADMIN­

LD_LIBRARY_PATH=$ORACLE_HOME/lib ; export LD_LIBRARY_PATH­

PATH=$ORACLE_HOME/bin:/usr/local/bin:/usr/ccs/bin:$PATH:/usr/sbin­

export PATH­

CLASSPATH=$ORACLE_HOME/jlib:$ORACLE_HOME/product/jlib ; export CLASSPATH­

backup_dir=/data/oradata/BACKUP/PPRD10­

data_dir=/data/app/oracle/oradata/PPRD10­

#­

#  Let's start with an export of the database­

#­

exp system/$pw file=$backup_dir/full_exp_`date +%y%m%d`_PPRD10.dmp full=y \­

    log=$backup_dir/full_exp_`date +%y%m%d`_PPRD10.log consistent=y > /dev/null­

#采用数据泵要数directory的问题，参考我的数据泵的日志，

expdp newccs/hfccs123 DIRECTORY=dump_backup_dir DUMPFILE=NewccsTB_`date +%d%m%Y_%H%M%S`.dmp TABLESPACES=newccs logfile=NewccsTB_`date +%d%m%Y_%H%M%S`.log;
#date  这个date搞了我很长时间，应为没有注意path...

#如若不能显示，用which date 看下date的位置，加到path里就ok了

#­

#  Now, we'll shut down the database­

#­

sqlplus /nolog <<EOF­

connect / as sysdba­

shutdown immediate­

EOF­

#­

# ...and copy the datafiles­

#­

cp -p $data_dir/* $backup_dir/datafiles/PPRD10­

#­

# Finally, we'll restart the database and be done­

sqlplus /nolog <<EOF­

connect / as sysdba­

startup­

EOF­

# ­

# Just to be safe (with space), we'll compress the export file ­

#­

cd $backup_dir­

compress *.dmp­

#­

# Let's delete the backups and logs that are more than 1 days old­

#­

find $backup_dir -name "full_exp*" -mtime +1 -exec rm {} \;­

#­

# Cuz we shut down the database, the management server and intelligent­

# agent need to be restarted -- doh!­

#­

#oemctrl start oms­

lsnrctl start­

# That's all, folks­