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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
characters

LINSERT key BEFORE|AFTER pivot value

自2.2.0起可用。

時(shí)間復(fù)雜度: O(N)其中N是在查看數(shù)據(jù)透視之前要遍歷的元素的數(shù)量。這意味著插入列表(頭部)左端的某處可以被認(rèn)為是O(1),并且在右端(尾部)的某處插入的是O(N)。

插入value存儲(chǔ)在key參考值之前或之后的列表中pivot

當(dāng)key不存在時(shí),它被視為空列表,不執(zhí)行任何操作。

key存在但不包含列表值時(shí)會(huì)返回錯(cuò)誤。

返回值

整數(shù)回復(fù):插入操作后列表的長度,或者未找到-1pivot。

例子

redis>  RPUSH mylist "Hello" (integer) 1 

redis>  RPUSH mylist "World" (integer) 2 

redis>  LINSERT mylist BEFORE "World" "There" (integer) 3 

redis>  LRANGE mylist 0 -1 1) "Hello" 2) "There" 3) "World"

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