mysql分库.分表备份

1.mysql的分库备份

myuser=root

mypass=yzg1314520

mycmd="mysql -u$myuser -p$mypass "

mydump="mysqldump -u$myuser -p$mypass"

for database in  mysql test

do

$mydump $database   > $database_$(date +%F).sql

tar -zcvf $database_$(date +%F).tar.gz  $database_$(date +%F).sql

rm -rf $database_$(date +%F).sql

done

2.mysql的分库分表备份

myuser=root

mypass=yzg1314520

mycmd="mysql -u$myuser -p$mypass "

mydump="mysqldump -u$myuser -p$mypass"

for database in  `$mycmd -e "show databases" | sed ‘1,3d‘`

do

mkdir -p /home/scripts/mysqlbak

for table in `$mycmd -e "show tables from $database;" |sed  ‘1d‘`

do

$mydump $database $table  > ${database}_${table}_$(date +%F).sql

tar -zcvf ${database}_${table}_$(date +%F).tar.gz  ${database}_${table}_$(date +%F)

.sql

mv ./${database}_${table}_$(date +%F).tar.gz  /home/scripts/mysqlbak

rm -rf /home/scripts/${database}_${table}_$(date +%F).sql

rm -rf  $(find /home/scripts/mysqlbak -name "*.tar.gz" -mtime +5 -type f)

done

done