Commands- Introduction
- Strings
- Lists
- Sets
- Sorted Sets (ZSets)
- SORTED SETS Introduction
- ZADD
- ZINCRBY
- ZRANGE
- ZRANGESTORE 6.2
- ZLS Ent
- ZREVRANGE
- ZRANGEBYSCORE
- ZREVRANGEBYSCORE
- ZRANGEBYLEX
- ZREVRANGEBYLEX
- ZCARD
- ZLEN Ent
- ZCOUNT
- ZLEXCOUNT
- ZRANK
- ZREVRANK
- ZSCORE
- ZMSCORE 6.2
- ZREM
- ZRM Ent
- ZREMRANGEBYRANK
- ZREMRANGEBYSCORE
- ZREMRANGEBYLEX
- ZUNION 6.2
- ZINTER 6.2
- ZDIFF 6.2
- ZUNIONSTORE
- ZINTERSTORE
- ZDIFFSTORE 6.2
- ZSCAN
- ZPOPMIN 5.0
- ZPOPMAX 5.0
- BZPOPMIN 5.0
- BZPOPMAX 5.0
- ZISMEMBER Ent
- ZRANDMEMBER 6.2
- Hashes
- Streams
- Common Keys
- COMMON Introduction
- EXISTS
- UNLINK
- KEYS
- LS Ent
- LL Ent
- RM Ent
- SCAN
- SORT
- RENAME
- RENAMENX
- EXPIRE
- EXPIREAT
- TTL
- PEXPIRE
- PEXPIREAT
- PTTL
- PERSIST
- TYPE
- OBJECT
- RANDOMKEY
- COPY 6.2
- MOVE
- DUMP
- RESTORE
- MIGRATE
- TOUCH
- DB Ent 8.1.0
- DBALL Ent 8.1.0
- ETYPE Ent 8.1.0
- EKEYS Ent 8.1.0
- ELS Ent 8.1.0
- ELL Ent 8.1.0
- ERM Ent 8.1.0
- LOLWUT
- LS(old)
- LL(old)
- Recyclebin New
- Bits
- Pub/Sub
- Lua Script
- HyperLogLog(PF)
- Geo
- Connection
- Redis on Windows
redis commands hashes hlen
HLEN
Apply for Redis Developer Course
|
Redis Regular Inspection / Technical Support
|
Redis Enterprise Server
|
|---|
Get the number of fields
The usage is hlen key.
Example
| Command> | hlen user-1 |
| Result> | 3 |
Syntax
HLEN key
- Available since version 2.0.0.
- Time complexity is O(1).
| Related commands | HSET, HMGET, MSET, LPUSH, SADD, ZSET |
| Clients for Java | Jedis, Lettuce, Redisson | Clients for C | Hiredis |
| << HGET | HLEN | HMSET >> |
|---|
Email
답글이 올라오면 이메일로 알려드리겠습니다.
