w3resource

Redis Hash: HKEYS

HKEYS key

Redis HKEYS command is used to get all field names in the hash stored at key.

Syntax:

HKEYS KEY_NAME FIELD_NAME INCR_BY_NUMBER  

Available since

2.0.0.

Return Value

Array reply, a list of fields in the hash, or an empty list when a key does not exist.

Return Value Type

Integer

Example: Redis HKEYS

127.0.0.1:6379> HSET langhash lang1 "PHP"
(integer) 1
127.0.0.1:6379> HSET langhash lang2 "Javascript"
(integer) 1
127.0.0.1:6379> HSET langhash lang3 "Python"
(integer) 1
127.0.0.1:6379> HSET langhash lang4 "Golanguage"
(integer) 1
127.0.0.1:6379> HKEYS langhash
1) "lang1"
2) "lang2"
3) "lang3"
4) "lang4"

Example: Redis HKEYS another example

127.0.0.1:6379> HKEYS user
1) "email"
2) "lang"
3) "gender"
4) "visits"
5) "height"
127.0.0.1:6379> HMSET user-x name Sweaty gender Female lang English
OK
127.0.0.1:6379> HKEYS user-x
1) "name"
2) "gender"
3) "lang"

Previous: HINCRBYFLOAT
Next: HLEN



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