HSET – Redis

Available since 2.0.0.

时间复杂度： O(1)

Sets field in the hash stored at key to value. If key does not exist, a new key holding a hash is created. If field already exists in the hash, it is overwritten.

返回值

Integer reply, specifically:

1 if field is a new field in the hash and value was set.
0 if field already exists in the hash and the value was updated.

例子

redis> HSET myhash field1 "Hello"

(integer) 1

redis> HGET myhash field1

"Hello"

HSET key field value

返回值

例子