Available since: 7.0.0
Time complexity: O(1)
ACL categories:
@keyspace
@read
@fast
PEXPIRETIME
has the same semantic as EXPIRETIME
, but returns the absolute Unix expiration timestamp in milliseconds instead of seconds.
Integer reply: Expiration Unix timestamp in milliseconds, or a negative value in order to signal an error (see the description below).
-1
if the key exists but has no associated expiration time.-2
if the key does not exist.