使用redis-dump进行Redis数据库合并:https://www.cnblogs.com/jasondan/p/4031399.html
Redis-Dump安装及使用:https://www.jianshu.com/p/19b5e7b3bffb
Redis数据导出导入-redis-dump and redis-load:https://blog.csdn.net/htmlgood/article/details/54623630
redis中使用redis-dump导出、导入、还原数据实例:https://blog.csdn.net/dszgf5717/article/details/48002943
redis的备份和还原,借助了第三方的工具,redis-dump
1、安装redis-dump
[root@localhost tank]# yum install ruby rubygems ruby-devel //安装rubygems 以及相关包
[root@localhost tank]# gem sources -a http://ruby.taobao.org/ //源,加入淘宝,外面的源不能访问
http://ruby.taobao.org/ added to sources
[root@localhost tank]# gem install redis-dump -V //安装redis-dump
2、redis-dump导出数据
[root@localhost tank]# telnet 127.0.0.1 6379 //telnet到redis
Trying 127.0.0.1...
Connected to 127.0.0.1.
Escape character is '^]'.
set test 11 //设置一个值
+OK
get test //取值
$2
11
[root@localhost tank]# redis-dump -u 127.0.0.1:6379 >test.json //导出数据
3、redis-load还原数据
[root@localhost tank]# telnet 127.0.0.1 6379 //telnet到redis
Trying 127.0.0.1...
Connected to 127.0.0.1.
Escape character is '^]'.
flushall //请空所有数据
+OK
keys * //查看已清空
*0
[root@localhost tank]# < test.json redis-load //导入数据
[root@localhost tank]# telnet 127.0.0.1 6379
Trying 127.0.0.1...
Connected to 127.0.0.1.
Escape character is '^]'.
keys * //已导入成功
*1
$4
test
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