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redis commands hashes hstrlen
HSTRLEN
Redis Developer Course
|
Redis Technical Support
|
Redis Enterprise Server
|
|---|
value의 길이(byte)를 조회
사용법은 hstrlen key field 이다.
Example
| 명령> | hgetall user-1 |
| 결과> |
0) email -> charlie@redisgate.com 1) language -> English 2) gender -> M |
| 명령> | hstrlen user-1 email |
| 결과> | 21 |
| 명령> | hstrlen user-1 gender |
| 결과> | 1 |
명령문
HSTRLEN key field
- 이 명령은 version 3.2.0 부터 사용할 수 있다.
- 논리적 처리 소요시간은 O(1)이다.
| 관련 명령 | HSET, HMGET, MSET, LPUSH, SADD, ZSET |
| Clients for Java | Jedis, Lettuce, Redisson | Clients for C | Hiredis |
| << HLS | HSTRLEN | HINCRBY >> |
|---|
Email
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