HSET key field value [ field value ...]

Available since: 2.0.0

Time complexity: O(1) for each field/value pair added, so O(N) to add N field/value pairs when the command is called with multiple field/value pairs.

ACL categories: @write @hash @fast

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.


Integer reply: The number of fields that were added.


HSET myhash field1 "Hello" HGET myhash field1


  • Starting with Redis version 4.0.0: Accepts multiple field and value arguments.