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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
characters

ZINCRBY key increment member

自1.2.0起可用。

時間復雜度: O( log(N))其中 N 是排序集合中元素的數(shù)量。

增量的得分member在存儲在有序集合keyincrement。如果member不存在于有序集合中,則將increment其與其分數(shù)相加(就像其以前的分數(shù)一樣0.0)。如果key不存在,member則創(chuàng)建一個指定為其唯一成員的新排序集。

key存在但返回一個錯誤,但不包含有序集合。

score值應該是數(shù)值的字符串表示形式,并且可以接受雙精度浮點數(shù)。有可能提供一個負值來減少分數(shù)。

返回值

批量字符串回復:(member雙精度浮點數(shù))的新分數(shù),表示為字符串。

例子

redis>  ZADD myzset 1 "one" (integer) 1 

redis>  ZADD myzset 2 "two" (integer) 1 

redis>  ZINCRBY myzset 2 "one" "3" 

redis>  ZRANGE myzset 0 -1 WITHSCORES 1) "two" 2) "2" 3) "one" 4) "3"

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