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 Adglob1 redis OK redis 127.0.0.1:6379> SET Adglob2 mongodb OK
Now, rename the key ‘Adglob1’ to ‘new-Adglob’.
redis 127.0.0.1:6379> RENAMENX Adglob1 new-Adglob (integer) 1 redis 127.0.0.1:6379> RENAMENX Adglob2 new-Adglob (integer) 0