PERSIST key
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).
Integer reply, specifically:
1 if the timeout was removed.0 if key does not exist or does not have an associated timeout."OK" redis> EXPIRE mykey 10 (integer) 1 redis> TTL mykey (integer) 10 redis> PERSIST mykey (integer) 1 redis> TTL mykey (integer) -1
© 2009–2018 Salvatore Sanfilippo
Licensed under the Creative Commons Attribution-ShareAlike License 4.0.
https://redis.io/commands/persist