数据库备份shell脚本

法一：

#!/bin/bash

[ ! -d /server/backup ] && mkdir /server/backup

mysqldump -u root -A -B >/server/backup/a.sql

[ ! -f /server/backup/a.sql ] && mail -s "bak faile"

法二：

#!/bin/sh

DATE=$(date +%Y-%d-%m)

DES=/usr/src/mysql_bak

MYSQL_U="root"

MYSQL_P="123456"

MYSQL_H="127.0.0.1"

if [ ! -d "$DES" ];then

mkdir -p "$DES"

fi

DB=$(mysql -u $MYSQL_U -h $MYSQL_H -p$MYSQL_P -Bse ‘show databases‘)

for database in $DB

do

if [ ! $database == "information_schema" ];then

mysqldump -u $MYSQL_U -h $MYSQL_H -p$MYSQL_P $database |bzip2> "$DES/${DATE}_mysql.gz"

fi

done