redis database

; hmset {ip}:4 city P4 min 301 Max 400OkSet up sorted set (Member-score)127.0.0.1:6379> Zadd {IP}:END.ASC 100 1 200 2 300 3 400 4(integer) 4127.0.0.1:6379> Zrange {IP}:END.ASC 0-11) "1"2) "2"3) "3"4) "4"Query the corresponding interval (score)127.0.0.1:6379> Zrangebyscore {ip}:end.asc +inf LIMIT 0 11) "1"127.0.0.1:6379> Zrangebyscore {IP}:END.ASC 123 +inf LIMIT 0 11) "2"127.0.0.1:6379> Zrangebyscore {ip}:end.asc +inf LIMIT 0 11) "1"Explain:Zrangebyscore {IP}:END.ASC +inf LIMIT 0 1Represents the

PHP implements a Redis database to specify the library number migration method, Redis database The example of this paper describes the implementation of the Redis database to specify the library number migration method, share to

Implementation of Redis multi-host database and redis Database 1. Copy In Redis, You can execute the SLAVEOF command or set the slaveof option to let one server copy another server. We call the copied server as the master server ), the server that copies the master server is

: After the string reset value, expire is not valid,Set name JamesExpire name 50TTL nameSet name James1//expire cancel at this timeTTL name//return-1, long-term valid4. Migration of keysMigrating part of the data to another Redis server1, move key DB//reids has 16 libraries with a number of 0-15Set name james1; Move name 5//migrate to 6th LibrarySelect 5;//Database switches to 6th library, get name can be t

Under what circumstances is the redis database used? What kind of database is suitable for redis? Under what circumstances is the redis database used? What kind of database is suitable

Redis is a memory database that supports richer value types than memcache, and Sina Weibo uses Redis for caching. Redis's Source code installation Copy Code code as follows: wget http://download.redis.io/redis-stable.tar.gz TAR-ZXVF redis-stable.tar.gz CD

: This article mainly introduces how to install the redis database and php-redis extension on CentOS7. if you are interested in the PHP Tutorial, refer to it. Redis First install redis on the server 1. wget http://download.redis.io/redis