HDEL
Attention
This page documents an earlier version. Go to the latest (v2.0)version.Synopsis
HDEL key field [field ...]
This command removes the given fields from the hash that is associated with the given key.
key does not exist, it is characterized as an empty hash, and 0 is returned for no elements are removed.key is associated with non-hash data, an error is raised.Return Value
Depends on the configuration parameter emulate_redis_responses.
emulate_redis_responses is true, returns
the number of existing fields in the hash that were removed by this command.
emulate_redis_responses is false, returns OK.
Examples
emulate_redis_responses is true.
$ HSET yugahash moon "Moon"1
$ HDEL yugahash moon1
$ HDEL yugahash moon0
emulate_redis_responses is false.
$ HSET yugahash moon "Moon""OK"
$ HDEL yugahash moon"OK"
$ HDEL yugahash moon"OK"
See Also
hexists, hget, hgetall, hkeys, hlen, hmget, hmset, hset, hincrby, hstrlen, hvals