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目錄 搜尋
Cluster cluster addslots(集群 槽位) cluster count failure reports(集群計(jì)數(shù)失敗報(bào)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(diǎn)) 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
文字

CLUSTER GETKEYSINSLOT slot count

自3.0.0起可用。

時(shí)間復(fù)雜度: O(log(N))其中 N 是請(qǐng)求的鍵的數(shù)量

該命令返回存儲(chǔ)在聯(lián)系節(jié)點(diǎn)中的密鑰名稱數(shù)組,并哈希到指定的哈希槽。通過count參數(shù)指定要返回的最大鍵數(shù),以便 該 API 的用戶可以批量處理鍵。

此命令的主要用途是在將集群插槽從一個(gè)節(jié)點(diǎn)重新組合到另一個(gè)節(jié)點(diǎn)期間。重做哈希的方式在 Redis 集群規(guī)范中公開,或者以更簡(jiǎn)單的摘要形式公開,作為CLUSTER SETSLOT 命令文檔的附錄。

> CLUSTER GETKEYSINSLOT 7000 3
"47344|273766|70329104160040|key_39015"
"47344|273766|70329104160040|key_89793"
"47344|273766|70329104160040|key_92937"

返回值

陣列回復(fù):從0到 Redis 數(shù)組回復(fù)中的密鑰名稱計(jì)數(shù)。

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