HDEL
Syntax
HDEL key field [field ...]
- Available since:
- 2.0.0
- Time complexity:
- O(N) where N is the number of fields to be removed.
- ACL categories:
-
@write
,@hash
,@fast
,
Removes the specified fields from the hash stored at key
.
Specified fields that do not exist within this hash are ignored.
Deletes the hash if no fields remain.
If key
does not exist, it is treated as an empty hash and this command returns
0
.
Examples
RESP2 Reply
Integer reply: the number of fields that were removed from the hash, excluding any specified but non-existing fields.RESP3 Reply
Integer reply: The number of fields that were removed from the hash, excluding any specified but non-existing fields.History
- Starting with Redis version 2.4.0: Accepts multiple
field
arguments.