Redis RENAME command is used to change the name of a key.
Return Value
String reply OK or error.
It returns an error if the old key and the new key names are equal, or when the key does not exist. If the new key already exists, then it overwrites the existing key.
Syntax
Following is the basic syntax of Redis RENAME command.
redis 127.0.0.1:6379> RENAME 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
Now, rename the key ‘Adglob1’ to ‘new-Adglob’.
redis 127.0.0.1:6379> RENAME Adglob1 new-Adglob OK