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Cluster cluster addslots(集群 槽位) cluster count failure reports(集群計數(shù)失敗報告) cluster countkeysinslot cluster delslots cluster failover cluster forget cluster getkeysinslot cluster info cluster keyslot(集群鍵槽) cluster meet cluster nodes(集群節(jié)點) cluster replicate(集群復(fù)制) cluster reset(集群重置) cluster saveconfig cluster set config epoch cluster setslot cluster slaves cluster slots readonly readwrite Connection auth echo ping quit select swapdb Geo geoadd geodist geohash geopos georadius georadiusbymember Hashes hdel hexists hget hgetall hincrby hincrbyfloat hkeys hlen hmget hmset hscan hset hsetnx hstrlen hvals HyperLogLog pfadd pfcount pfmerge Keys del dump exists expire expireat keys migrate move object persist pexpire pexpireat pttl randomkey rename renamenx restore scan sort touch ttl type unlink wait Lists blpop brpop brpoplpush lindex linsert llen lpop lpush lpushx lrange lrem lset ltrim rpop rpoplpush rpush rpushx Pub/Sub psubscribe publish pubsub punsubscribe subscribe unsubscribe Scripting eval evalsha script debug script exists script flush script kill script load Server bgrewriteaof bgsave client getname client kill client list client pause client reply client setname command command count command getkeys command info config get config resetstat config rewrite config set dbsize debug object debug segfault flushall flushdb info lastsave monitor role save shutdown slaveof slowlog time Sets sadd scard sdiff sdiffstore sinter sinterstore sismember smembers smove spop srandmember srem sscan sunion sunionstore Sorted Sets zadd zcard zcount zincrby zinterstore zlexcount zrange zrangebylex zrangebyscore zrank zrem zremrangebylex zremrangebyrank zremrangebyscore zrevrange zrevrangebylex zrevrangebyscore zrevrank zscan zscore zunionstore Strings append bitcount bitfield bitop bitpos decr decrby get getbit getrange getset incr incrby incrbyfloat mget mset msetnx psetex set setbit setex setnx setrange strlen Transactions discard exec multi unwatch watch
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ZREVRANGEBYSCORE key max min [WITHSCORES] [LIMIT offset count]

自2.2.0起可用。

時間復(fù)雜度: O( log(N)+ M),其中 N 是有序集合中元素的數(shù)量,M 是返回元素的數(shù)量。如果 M 是常量(例如,總是要求使用 LIMIT 的前10個元素),則可以將其視為 O( log(N))。

key中,maxmin之間的分數(shù)返回排序集合中的所有元素(包括分數(shù)等于maxmin的元素)。與排序集的默認排序相反,對于此命令,這些元素被認為是從高分到低排序。

具有相同分數(shù)的元素按照反向字典順序返回。

除了顛倒的順序之外,ZREVRANGEBYSCORE 與 ZRANGEBYSCORE 相似。

返回值

陣列回復(fù):指定分數(shù)范圍內(nèi)的元素列表(可選擇其分數(shù))。

例子

redis>  ZADD myzset 1 "one" (integer) 1 redis>  ZADD myzset 2 "two" (integer) 1 redis>  ZADD myzset 3 "three" (integer) 1 redis>  ZREVRANGEBYSCORE myzset +inf -inf 1) "three" 2) "two" 3) "one" redis>  ZREVRANGEBYSCORE myzset 2 1 1) "two" 2) "one" redis>  ZREVRANGEBYSCORE myzset 2 (1 1) "two" redis>  ZREVRANGEBYSCORE myzset (2 (1 (empty list or set)

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