Redis - Keys Expire Command


Advertisements

Redis Expire command is used to set the expiry of a key. After the expiry time, the key will not be available in Redis.

Return Value

Integer value 1 or 0

  • 1, if timeout is set for the key.
  • 0, if the key does not exist or timeout could not be set.

Syntax

Following is the basic syntax of Redis Expire command.

redis 127.0.0.1:6379> Expire KEY_NAME TIME_IN_SECONDS

Example

First, create a key in Redis and set some value in it.

redis 127.0.0.1:6379> SET tutorialspoint redis 
OK 

Now, set timeout of the previously created key.

redis 127.0.0.1:6379> EXPIRE tutorialspoint 60 
(integer) 1

In the above example, 1 minute (or 60 seconds) time is set for the key tutorialspoint. After 1 minute, the key will expire automatically.

redis_keys.htm
Advertisements