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).
Return
Integer reply, specifically:
1
if the timeout was removed.0
ifkey
does not exist or does not have an associated timeout.