近期公司有一个数据库需要迁移，但是里面创建的数据库比较多，我们采取脚本将库单独备份，然后上传到另一台主机，新建数据库，然后恢复数据库。将自己写的几个小脚本粘贴到此，
分库压缩备份
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#/bin/sh
#version 0.1
MYUSER=mysqlback
MYPASS=databack@162.com
#SOCKET=/data/3306/mysql.sock
MYLOGIN=
"mysql -u$MYUSER -p$MYPASS "
MYDUMP=
"mysqldump -u$MYUSER -p$MYPASS -B"
DATABASE
=
"$($MYLOGIN -e "
show databases;
"|egrep -vi "
Data|_schema|mysql
")"
#正则
for
dbname
in
$
DATABASE
do
MYDIR=/data/backup/$dbname
[ ! -d $MYDIR ] && mkdir -p $MYDIR
$MYDUMP $dbname|gzip >$MYDIR/${dbname}_$(
date
+%F).sql.gz
done
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批量解压缩
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#/bin/bash
for
i
in
`
ls
*.gz`
do
gunzip $i
done
解压结果：
wl_smsgate_2017-04-12.sql
wl_smsgate_hx_2017-04-12.sql
wl_smsgate_ldkj_2017-04-12.sql
wl_smsgate_tt_2017-04-12.sql
wl_smsgate_dg_2017-04-12.sql
wl_smsgate_jjbs_2017-04-12.sql
wl_smsgate_pc_2017-04-12.sql
wl_smsgate_tt_lt_2017-04-12.sql
wl_smsgate_dxfj_2017-04-12.sql
wl_smsgate_jl_2017-04-12.sql
wl_smsgate_sb_2017-04-12.sql
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批量创建数据库
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#/bin/bash
#fun create database
mysqluser=root
mysqlpass=winnerlook123
mysqlcent=
"mysql -u $mysqluser -p$mysqlpass"
dabasename=`
cat
databasename`
date2=
"_2017-04-12.sql"
for
data
in
$dabasename
do
$mysqlcent -e
"create database if not exists $data default character set utf8"
done
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恢复数据
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#/bin/bash
#fun create database
mysqluser=root
mysqlpass=winnerlook123
mysqlcent=
"mysql -u $mysqluser -p$mysqlpass"
dabasename=`
cat
databasename`
date2=
"_2017-04-12.sql"
for
data
in
$dabasename
do
$mysqlcent -e
"use $data "
&& $mysqlcent -e
" source /tmp/backup/$data$date2 "
#恢复数据
done
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然后检查数据库的数据字符集以及其数据条数。
本文转自 tianya1993 51CTO博客，原文链接：http://blog.51cto.com/dreamlinux/1915152，如需转载请自行联系原作者
