Redis - Keys Renamenx Command


Advertisements

Redis RENAMENX command is used to change the name of a key, if the new key does not exist.

Return Value

Integer reply 1 or 0.

  • 1, if key is renamed to new key.
  • 0, if a new key already exists.

Syntax

Following is the basic syntax of Redis RENAMENX command.

redis 127.0.0.1:6379> RENAMENX OLD_KEY_NAME NEW_KEY_NAME

Example

First, create some keys in Redis and set some values in it.

redis 127.0.0.1:6379> SET tutorial1 redis 
OK 
redis 127.0.0.1:6379> SET tutorial2 mongodb 
OK

Now, rename the key ‘tutorial1’ to ‘new-tutorial’.

redis 127.0.0.1:6379> RENAMENX tutorial1 new-tutorial 
(integer) 1 
redis 127.0.0.1:6379> RENAMENX tutorial2 new-tutorial 
(integer) 0
redis_keys.htm
Advertisements