键值 Keys

COPY source destination [DB destination-db] [REPLACE]
Copy a key

DEL key [key ...]
Delete a key

DUMP key
Return a serialized version of the value stored at the specified key.

EXISTS key [key ...]
Determine if a key exists

EXPIRE key seconds
Set a key's time to live in seconds

EXPIREAT key timestamp
Set the expiration for a key as a UNIX timestamp

KEYS pattern
Find all keys matching the given pattern

MIGRATE host port key|"" destination-db timeout [COPY] [REPLACE] [AUTH password] [AUTH2 username password] [KEYS key [key ...]]
Atomically transfer a key from a Redis instance to another one.

MOVE key db
Move a key to another database

OBJECT subcommand [arguments [arguments ...]]
Inspect the internals of Redis objects

PERSIST key
Remove the expiration from a key

PEXPIRE key milliseconds
Set a key's time to live in milliseconds

PEXPIREAT key milliseconds-timestamp
Set the expiration for a key as a UNIX timestamp specified in milliseconds

PTTL key
Get the time to live for a key in milliseconds

RANDOMKEY
Return a random key from the keyspace

RENAME key newkey
Rename a key

RENAMENX key newkey
Rename a key, only if the new key does not exist

RESTORE key ttl serialized-value [REPLACE] [ABSTTL] [IDLETIME seconds] [FREQ frequency]
Create a key using the provided serialized value, previously obtained using DUMP.

SORT key [BY pattern] [LIMIT offset count] [GET pattern [GET pattern ...]] [ASC|DESC] [ALPHA] [STORE destination]
Sort the elements in a list, set or sorted set

TOUCH key [key ...]
Alters the last access time of a key(s). Returns the number of existing keys specified.

TTL key
Get the time to live for a key

TYPE key
Determine the type stored at key

UNLINK key [key ...]
Delete a key asynchronously in another thread. Otherwise it is just as DEL, but non blocking.

WAIT numreplicas timeout
Wait for the synchronous replication of all the write commands sent in the context of the current connection

SCAN cursor [MATCH pattern] [COUNT count] [TYPE type]
Incrementally iterate the keys space