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Diffstat (limited to 'iredis/data/commands/rename.md')
| -rw-r--r-- | iredis/data/commands/rename.md | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/iredis/data/commands/rename.md b/iredis/data/commands/rename.md new file mode 100644 index 0000000..5a38f63 --- /dev/null +++ b/iredis/data/commands/rename.md @@ -0,0 +1,26 @@ +Renames `key` to `newkey`. It returns an error when `key` does not exist. If +`newkey` already exists it is overwritten, when this happens `RENAME` executes +an implicit `DEL` operation, so if the deleted key contains a very big value it +may cause high latency even if `RENAME` itself is usually a constant-time +operation. + +In Cluster mode, both `key` and `newkey` must be in the same **hash slot**, +meaning that in practice only keys that have the same hash tag can be reliably +renamed in cluster. + +@history + +- `<= 3.2.0`: Before Redis 3.2.0, an error is returned if source and destination + names are the same. + +@return + +@simple-string-reply + +@examples + +```cli +SET mykey "Hello" +RENAME mykey myotherkey +GET myotherkey +``` |