CommandReference
= Redis Command Reference =
Every command name links to a specific wiki page describing the behavior of the command.
- QUIT
close the connection
- AUTH
simple password authentication if enabled
- EXISTS key
test if a key exists
- DEL key
delete a key
- TYPE key
return the type of the value stored at key
- KEYS pattern
return all the keys matching a given pattern
- RANDOMKEY
return a random key from the key space
- RENAME oldname newname
rename the old key in the new one, destroing the newname key if it already exists
- RENAMENX oldname newname
rename the old key in the new one, if the newname key does not already exist
- DBSIZE
return the number of keys in the current db
- EXPIRE
set a time to live in seconds on a key
- TTL
get the time to live in seconds of a key
- SELECT index
Select the DB having the specified index
- MOVE key dbindex
Move the key from the currently selected DB to the DB having as index dbindex
- FLUSHDB
Remove all the keys of the currently selected DB
- FLUSHALL
Remove all the keys from all the databases
- SET key value
set a key to a string value
- GET key
return the string value of the key
- GETSET key value
set a key to a string returning the old value of the key
- MGET key1 key2 ... keyN
multi-get, return the strings values of the keys
- SETNX key value
set a key to a string value if the key does not exist
- MSET key1 value1 key2 value2 ... keyN valueN
set a multiple keys to multiple values in a single atomic operation
- MSETNX key1 value1 key2 value2 ... keyN valueN
set a multiple keys to multiple values in a single atomic operation if none of the keys already exist
- INCR key
increment the integer value of key
- INCRBY key integer
increment the integer value of key by integer
- DECR key
decrement the integer value of key
- DECRBY key integer
decrement the integer value of key by integer
- RPUSH key value
Append an element to the tail of the List value at key
- LPUSH key value
Append an element to the head of the List value at key
- LLEN key
Return the length of the List value at key
- LRANGE key start end
Return a range of elements from the List at key
- LTRIM key start end
Trim the list at key to the specified range of elements
- LINDEX key index
Return the element at index position from the List at key
- LSET key index value
Set a new value as the element at index position of the List at key
- LREM key count value
Remove the first-N, last-N, or all the elements matching value from the List at key
- LPOP key
Return and remove (atomically) the first element of the List at key
- RPOP key
Return and remove (atomically) the last element of the List at key
- RPOPLPUSH srckey dstkey
Return and remove (atomically) the last element of the source List stored at _srckey_ and push the same element to the destination List stored at _dstkey_
- SADD key member
Add the specified member to the Set value at key
- SREM key member
Remove the specified member from the Set value at key
- SPOP key
Remove and return (pop) a random element from the Set value at key
- SMOVE srckey dstkey member
Move the specified member from one Set to another atomically
- SCARD key
Return the number of elements (the cardinality) of the Set at key
- SISMEMBER key member
Test if the specified value is a member of the Set at key
- SINTER key1 key2 ... keyN
Return the intersection between the Sets stored at key1, key2, ..., keyN
- SINTERSTORE dstkey key1 key2 ... keyN
Compute the intersection between the Sets stored at key1, key2, ..., keyN, and store the resulting Set at dstkey
- SUNION key1 key2 ... keyN
Return the union between the Sets stored at key1, key2, ..., keyN
- SUNIONSTORE dstkey key1 key2 ... keyN
Compute the union between the Sets stored at key1, key2, ..., keyN, and store the resulting Set at dstkey
- SDIFF key1 key2 ... keyN
Return the difference between the Set stored at key1 and all the Sets key2, ..., keyN
- SDIFFSTORE dstkey key1 key2 ... keyN
Compute the difference between the Set key1 and all the Sets key2, ..., keyN, and store the resulting Set at dstkey
- SMEMBERS key
Return all the members of the Set value at key
- SRANDMEMBER key
Return a random member of the Set value at key
1.1) ==
- ZADD key score member
Add the specified member to the Set value at key or update the score if it already exist
- ZREM key member
Remove the specified member from the Set value at key
- ZRANGE key start end
Return a range of elements from the sorted set at key
- ZREVRANGE key start end
Return a range of elements from the sorted set at key, exactly like ZRANGE, but the sorted set is ordered in traversed in reverse order, from the greatest to the smallest score
- ZRANGEBYSCORE key min max
Return all the elements with score >= min and score <= max (a range query) from the sorted set
- ZCARD key
Return the cardinality (number of elements) of the sorted set at key
- ZSCORE key element
Return the score associated with the specified element of the sorted set at key
- ZREMRANGEBYSCORE key min max
Remove all the elements with score >= min and score <= max from the sorted set
- SORT key BY pattern LIMIT start end GET pattern ASC|DESC ALPHA
Sort a Set or a List accordingly to the specified parameters
- SAVE
Synchronously save the DB on disk
- BGSAVE
Asynchronously save the DB on disk
- LASTSAVE
Return the UNIX time stamp of the last successfully saving of the dataset on disk
- SHUTDOWN
Synchronously save the DB on disk, then shutdown the server
- INFO
Provide information and statistics about the server
- MONITOR
Dump all the received requests in real time
- SLAVEOF
Change the replication settings