SETEX key seconds value
Time complexity: O(1)
ACL categories: @write, @string, @slow
key to hold the string
value and set
key to timeout after a given
number of seconds.
This command is equivalent to executing the following commands:
SET mykey value
EXPIRE mykey seconds
SETEX is atomic, and can be reproduced by using the previous two commands
It is provided as a faster alternative to the given sequence of operations,
because this operation is very common when Redis is used as a cache.
An error is returned when
seconds is invalid.
dragonfly> SETEX mykey 10 "Hello"
dragonfly> TTL mykey
dragonfly> GET mykey