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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
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GEORADIUSBYMEMBER key member radius m|km|ft|mi [WITHCOORD] [WITHDIST] [WITHHASH] [COUNT count] [ASC|DESC] [STORE key] [STOREDIST key]

自3.2.0起可用。

時(shí)間復(fù)雜度: O(N + log(M))其中N是由中心和半徑界定的圓形區(qū)域的邊界框內(nèi)的元素的數(shù)量,M 是索引內(nèi)的項(xiàng)目的數(shù)量。

該命令與 GEORADIUS 完全相同,唯一的區(qū)別在于,它不是以查詢區(qū)域的中心為經(jīng)度和緯度值,而是采用已存在于有序集合所代表的地理空間索引內(nèi)的成員的名稱。

指定成員的位置用作查詢的中心。

請(qǐng)查看下面的示例和 GEORADIUS 文檔以獲取有關(guān)該命令及其選項(xiàng)的更多信息。

請(qǐng)注意,GEORADIUSBYMEMBER_RO自 Redis 3.2.10 和 Redis 4.0.0 以來,為了提供可用于從服務(wù)器的只讀命令,此功能也可用。有關(guān)更多信息,請(qǐng)參閱 GEORADIUS 頁面。

例子

redis>  GEOADD Sicily 13.583333 37.316667 "Agrigento" (integer) 1 

redis>  GEOADD Sicily 13.361389 38.115556 "Palermo" 15.087269 37.502669 "Catania" (integer) 2 

redis>  GEORADIUSBYMEMBER Sicily Agrigento 100 km 1) "Agrigento" 2) "Palermo"

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