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    Tair (Redis® OSS-Compatible):Supported commands for Redis-compatible instances

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    Tair (Redis® OSS-Compatible):Supported commands for Redis-compatible instances

    Last Updated:Mar 28, 2026

    Tair Serverless KV Redis-compatible instances support most Redis 6.0 data structures and commands. The instances use a cluster architecture, so connect using a Redis cluster-mode client.

    Table conventions

    The tables in this topic use the following symbols:

    SymbolMeaning
    ✔️Supported
    ❌Not supported
    ①Requires all keys to reside in the same slot
    ②Returns only OK or an empty result for client compatibility; the command is not executed
    Commands not listed in the tables are not supported.

    Unsupported command categories

    The following command categories are not supported:

    • HyperLogLog: PFADD, PFCOUNT, PFMERGE

    • Stream: XACK, XADD, XCLAIM, XDEL, XGROUP, XLEN, XPENDING, XRANGE, XREAD, XREADGROUP, XREVRANGE, XTRIM

    • Pub/Sub: PSUBSCRIBE, PUBLISH, PUNSUBSCRIBE, SUBSCRIBE, UNSUBSCRIBE, SPUBLISH, SSUBSCRIBE, SUNSUBSCRIBE, PUBSUB

    • Function: FCALL, FCALL_RO, FUNCTION DELETE, FUNCTION FLUSH, FUNCTION LIST, FUNCTION LOAD, FUNCTION RESTORE, FUNCTION STATS

    Supported commands

    String

    CommandSupported
    APPEND✔️
    DECR✔️
    DECRBY✔️
    GET✔️
    GETDEL✔️
    GETEX✔️
    GETRANGE✔️
    GETSET✔️
    INCR✔️
    INCRBY✔️
    INCRBYFLOAT✔️
    LCS❌
    MGET①✔️
    MSET①✔️
    MSETNX①✔️
    PSETEX✔️
    SET✔️
    SETEX✔️
    SETNX✔️
    SETRANGE✔️
    STRALGO❌
    STRLEN✔️
    SUBSTR✔️

    Generic

    CommandSupported
    COPY❌
    DEL①✔️
    DUMP✔️
    EXISTS①✔️
    EXPIRE✔️
    EXPIREAT✔️
    EXPIRETIME✔️
    KEYS✔️
    MIGRATE❌
    MOVE❌
    OBJECT❌
    PERSIST✔️
    PEXPIRE✔️
    PEXPIREAT✔️
    PEXPIRETIME✔️
    PTTL✔️
    RANDOMKEY✔️
    RENAME①✔️ (keys up to 16 MB)
    RENAMENX①✔️ (keys up to 16 MB)
    RESTORE✔️
    SCAN✔️
    SORT❌
    SORT_RO❌
    TOUCH❌
    TTL✔️
    TYPE✔️
    UNLINK①✔️
    WAIT❌

    Hash

    CommandSupported
    HDEL✔️
    HEXISTS✔️
    HGET✔️
    HGETALL✔️
    HINCRBY✔️
    HINCRBYFLOAT✔️
    HKEYS✔️
    HLEN✔️
    HMGET✔️
    HMSET✔️
    HRANDFIELD❌
    HSCAN✔️
    HSET✔️
    HSETNX✔️
    HSTRLEN✔️
    HVALS✔️

    Set

    CommandSupported
    SADD✔️
    SCARD✔️
    SDIFF①✔️
    SDIFFSTORE①✔️
    SINTER①✔️
    SINTERCARD❌
    SINTERSTORE①✔️
    SISMEMBER✔️
    SMEMBERS✔️
    SMISMEMBER✔️
    SMOVE①✔️
    SPOP✔️
    SRANDMEMBER✔️
    SREM✔️
    SSCAN✔️
    SUNION①✔️
    SUNIONSTORE①✔️

    Sorted set

    CommandSupported
    BZMPOP❌
    BZPOPMAX❌
    BZPOPMIN❌
    ZADD✔️
    ZCARD✔️
    ZCOUNT✔️
    ZDIFF❌
    ZDIFFSTORE①✔️
    ZINCRBY✔️
    ZINTER❌
    ZINTERCARD❌
    ZINTERSTORE①✔️
    ZLEXCOUNT✔️
    ZMPOP❌
    ZMSCORE✔️
    ZPOPMAX✔️
    ZPOPMIN✔️
    ZRANDMEMBER❌
    ZRANGE✔️
    ZRANGEBYLEX✔️
    ZRANGEBYSCORE✔️
    ZRANGESTORE❌
    ZRANK✔️
    ZREM✔️
    ZREMRANGEBYLEX✔️
    ZREMRANGEBYRANK✔️
    ZREMRANGEBYSCORE✔️
    ZREVRANGE✔️
    ZREVRANGEBYLEX✔️
    ZREVRANGEBYSCORE✔️
    ZREVRANK✔️
    ZSCAN✔️
    ZSCORE✔️
    ZUNION❌
    ZUNIONSTORE①✔️

    List

    CommandSupported
    BLMOVE❌
    BLMPOP❌
    BLPOP❌
    BRPOP❌
    BRPOPLPUSH❌
    LINDEX✔️
    LINSERT✔️
    LLEN✔️
    LMOVE①✔️
    LMPOP①❌
    LPOP✔️
    LPOS✔️
    LPUSH✔️
    LPUSHX✔️
    LRANGE✔️
    LREM✔️
    LSET✔️
    LTRIM✔️
    RPOP✔️
    RPOPLPUSH①✔️
    RPUSH✔️
    RPUSHX✔️

    Bitmap

    CommandSupported
    BITCOUNT✔️
    BITFIELD✔️
    BITFIELD_RO❌
    BITOP①✔️
    BITPOS✔️
    GETBIT✔️
    SETBIT✔️

    Transactions

    Important

    To use transaction commands, set the txn-isolation-lock parameter to yes. For instructions, see Modify the values of parameters for an instance.

    CommandSupported
    DISCARD✔️
    EXEC✔️
    MULTI✔️
    UNWATCH✔️
    WATCH①✔️

    Lua scripts

    Important

    To use Lua script commands, set the txn-isolation-lock parameter to yes. For instructions, see Modify the values of parameters for an instance. The EVAL, EVALSHA, EVAL_RO, and EVALSHA_RO commands require at least one key and a numkeys value greater than 0.

    CommandSupported
    EVAL①✔️
    EVALSHA①✔️
    EVAL_RO①✔️
    EVALSHA_RO①✔️
    SCRIPT✔️

    GEO

    CommandSupported
    GEOADD✔️
    GEODIST✔️
    GEOHASH✔️
    GEOPOS✔️
    GEORADIUS✔️
    GEORADIUS_RO✔️
    GEORADIUSBYMEMBER✔️
    GEORADIUSBYMEMBER_RO✔️
    GEOSEARCH✔️
    GEOSEARCHSTORE①✔️

    Server management

    CommandSupported
    ACL❌
    BGREWRITEAOF❌
    BGSAVE❌
    BKLIST❌
    COMMAND✔️
    CONFIG❌
    DBSIZE✔️
    DEBUG❌
    FLUSHALL✔️
    FLUSHDB✔️
    INFO✔️
    LASTSAVE❌
    LATENCY❌
    LOLWUT❌
    MEMORY❌
    MONITOR❌
    REWRITEAOF❌
    SAVE❌
    SHUTDOWN❌
    SLOWLOG✔️
    SWAPDB❌
    TIME✔️
    Important

    FLUSHDB supports synchronous execution mode only. The asynchronous execution mode is not supported. Run FLUSHDB with caution in a production environment.

    Connection management

    CommandSupported
    AUTH✔️
    CLIENT CACHING❌
    CLIENT GETNAME✔️
    CLIENT GETREDIR❌
    CLIENT ID❌
    CLIENT INFO❌
    CLIENT KILL✔️
    CLIENT LIST✔️
    CLIENT NO-EVICT❌
    CLIENT PAUSE❌
    CLIENT REPLY❌
    CLIENT SETNAME✔️
    CLIENT TRACKING❌
    CLIENT TRACKINGINFO❌
    CLIENT UNBLOCK❌
    CLIENT UNPAUSE❌
    ECHO✔️
    HELLO❌
    PING✔️
    QUIT✔️
    RESET❌
    SELECT✔️
    SENTINEL get-master-addr-by-name②✔️
    SENTINEL sentinels②✔️

    Cluster management

    CommandSupported
    CLUSTER ADDSLOTS②✔️
    CLUSTER ADDSLOTSRANGE❌
    CLUSTER BUMPEPOCH❌
    CLUSTER COUNT-FAILURE-REPORTS✔️
    CLUSTER COUNTKEYSINSLOT✔️
    CLUSTER DELSLOTS②✔️
    CLUSTER DELSLOTSRANGE❌
    CLUSTER FAILOVER②✔️
    CLUSTER FLUSHSLOTS❌
    CLUSTER FORGET②✔️
    CLUSTER GETKEYSINSLOT②✔️
    CLUSTER INFO✔️
    CLUSTER KEYSLOT✔️
    CLUSTER LINKS❌
    CLUSTER MEET②✔️
    CLUSTER MYID❌
    CLUSTER NODES✔️
    CLUSTER REPLICAS❌
    CLUSTER REPLICATE②✔️
    CLUSTER RESET②✔️
    CLUSTER SAVECONFIG②✔️
    CLUSTER SET-CONFIG-EPOCH②✔️
    CLUSTER SETSLOT②✔️
    CLUSTER SHARDS❌
    CLUSTER SLAVES✔️
    CLUSTER SLOTS✔️
    READONLY②✔️
    READWRITE②✔️