使用shell脚本实现对Oracle数据库的监控与管理将大大简化DBA的工作负担，如常见的对实例的监控，监听的监控，告警日志的监控，以
使用shell脚本实现对Oracle数据库的监控与管理将大大简化DBA的工作负担，如常见的对实例的监控，监听的监控，告警日志的监控，以及数据库的备份，，AWR report的自动邮件等。本文给出Linux 下使用 shell 脚本来实现自动导入Oracle数据库。
Linux Shell以及导入导出的相关参考：
Linux/Unix shell 脚本中调用SQL,RMAN脚本
Linux/Unix shell sql 之间传递变量
Linux Unix shell 调用 PL/SQL
1、Linux/Unix shell 自动导入Oracle数据库脚本
# +------------------------------------------------+
# | Import database by schema |
# | file_name: impdp.sh |
# | Parameter: Oracle_SID |
# | Usage: |
# | ./impdb.sh ${ORACLE_SID} |
# | Author : Robinson |
# | Blog : |
# +------------------------------------------------+
#
#!/bin/bash
# --------------------
# Define variable
# --------------------
if [ -f ~/.bash_profile ]; then
. ~/.bash_profile
fi
# --------------------------
# Check SID
# --------------------------
if [ -z "${1}" ];then
echo "Usage: "
echo " `basename $0` ORACLE_SID"
exit 1
fi
ORACLE_SID=$1; export ORACLE_SID
DT=`date +%Y%m%d`; export DT
SRC_ORA_SID=SY5221A export SRC_ORA_SID
TIMESTAMP=`date +%Y%m%d_%H%M`
LOG_DIR=/u02/database/${ORACLE_SID}/BNR/dump
LOG_FILE=$LOG_DIR/impdb_${ORACLE_SID}_${TIMESTAMP}.log
DUMP_DIR=/u02/database/${ORACLE_SID}/BNR/dump
TAR_FILE=EXP_${SRC_ORA_SID}_${DT}.tar.gz
DUMP_FILE=EXP_${SRC_ORA_SID}_${DT}.dmp
DUMP_LOG=IMP_${ORACLE_SID}_${DT}.log
LAST_EXP_DUMP_LOG=${DUMP_DIR}/EXP_${SRC_ORA_SID}_${DT}.log
RETENTION=1
# ------------------------------------------------------------------------
# Check the target database status, if not available send mail and exit
# ------------------------------------------------------------------------
db_stat=`ps -ef | grep pmon_$ORACLE_SID | grep -v grep| cut -f3 -d_`
if [ -z "${db_stat}" ]; then
MAIL_SUB=" $ORACLE_SID is not available on `hostname` before try to import data !!!"
# $MAIL_DIR/sendEmail -u $MAIL_SUB -f $MAIL_FM -t $MAIL_LIST -m $MAIL_SUB
echo ${MAIL_SUB} |mail -s " $ORACLE_SID is not available on `hostname` !!!" dba@trade.com
exit 1
fi
# ---------------------------------------------------
# Unzip the dump file
# ---------------------------------------------------
if [ -s "${DUMP_DIR}/$TAR_FILE" ] ; then
cd ${DUMP_DIR}
tar -xvf ${TAR_FILE}
else
MAIL_SUB="No dumpfile was found for ${ORACLE_SID} before import."
echo "No dumpfile was found for ${ORACLE_SID} before import."|mail -s $MAIL_SUB dba@trade.com
exit 1
fi
# -----------------------------------------------------------------------------
# Check dumpfile and export log file are correct, if no send mail and exit
# -----------------------------------------------------------------------------
date >${LOG_FILE}
echo "The hostname is :`hostname`">>$LOG_FILE
echo "The source database is :${SRC_ORA_SID}" >>${LOG_FILE}
echo "The target database is :${ORACLE_SID}">>$LOG_FILE
echo " " >>${LOG_FILE}
flag=`cat ${LAST_EXP_DUMP_LOG} | grep -i "successfully completed"`
if [ -n "${flag}" ] && [ -s "${DUMP_DIR}/${DUMP_FILE}" ] ; then
echo -e "The dumpfile exists and can be imported to ${ORACLE_SID} \n">>${LOG_FILE}
else
echo "The dumpfile does not exist or exist with errors on `hostname` before try to import data !!!" >>${LOG_FILE}
mail -s "The dumpfile does not exists or exist with errors for ${ORACLE_SID}" dba@trade.com exit 1
fi
# ------------------------------------------------------------------------------------------
# Remove all objects for specific schema before import data, if error send mail and exit
# ------------------------------------------------------------------------------------------
echo -e "Prepare plsql script to remove all objects for specific schema....\n" >>$LOG_FILE
echo "
DECLARE
VERIFICATION VARCHAR2(200);
BEGIN
VERIFICATION := 'BO_ADMIN';
BO_ADMIN.GO_UTIL_DROP_SCHEMA_OBJECTS ( VERIFICATION );
COMMIT;
END;
/
exit ">/tmp/remove_obj.sql
