PERSIST
Syntax
PERSIST key
- Available since:
- 2.2.0
- Time complexity:
- O(1)
- ACL categories:
-
@keyspace
,@write
,@fast
,
Remove the existing timeout on key
, turning the key from volatile (a key
with an expire set) to persistent (a key that will never expire as no timeout
is associated).
Examples
RESP2/RESP3 Reply
One of the following:
- Integer reply:
0
if key does not exist or does not have an associated timeout. - Integer reply:
1
if the timeout has been removed.