HGET
Syntax
HGET key field
Time complexity: O(1)
ACL categories: @read, @hash, @fast
Returns the value associated with field in the hash stored at key.
Return
Bulk string reply: the value associated with field, or nil when field is not
present in the hash or key does not exist.
Examples
dragonfly> HSET myhash field1 "foo"
(integer) 1
dragonfly> HGET myhash field1
"foo"
dragonfly> HGET myhash field2
(nil)