ACL CAT

Lists the ACL categories, or the commands inside a category.

ACL DELUSER

Deletes ACL users, and terminates their connections.

ACL DRYRUN

Simulates the execution of a command by a user, without executing the command.

ACL GENPASS

Generates a pseudorandom, secure password that can be used to identify ACL users.

ACL GETUSER

Lists the ACL rules of a user.

ACL LIST

Dumps the effective rules in ACL file format.

ACL LOAD

Reloads the rules from the configured ACL file.

ACL LOG

Lists recent security events generated due to ACL rules.

ACL SAVE

Saves the effective ACL rules in the configured ACL file.

ACL SETUSER

Creates and modifies an ACL user and its rules.

ACL USERS

Lists all ACL users.

ACL WHOAMI

Returns the authenticated username of the current connection.

APPEND

Appends a string to the value of a key. Creates the key if it doesn't exist.

ASKING

Signals that a cluster client is following an -ASK redirect.

AUTH

Authenticates the connection.

BF.ADD

Adds an item to a Bloom Filter

BF.CARD

Returns the cardinality of a Bloom filter

BF.EXISTS

Checks whether an item exists in a Bloom Filter

BF.INFO

Returns information about a Bloom Filter

BF.INSERT

Adds one or more items to a Bloom Filter. A filter will be created if it does not exist

BF.LOADCHUNK

Restores a filter previously saved using SCANDUMP

BF.MADD

Adds one or more items to a Bloom Filter. A filter will be created if it does not exist

BF.MEXISTS

Checks whether one or more items exist in a Bloom Filter

BF.RESERVE

Creates a new Bloom Filter

BF.SCANDUMP

Begins an incremental save of the bloom filter

BGREWRITEAOF

Asynchronously rewrites the append-only file to disk.

BGSAVE

Asynchronously saves the database(s) to disk.

BITCOUNT

Counts the number of set bits (population counting) in a string.

BITFIELD

Performs arbitrary bitfield integer operations on strings.

BITFIELD_RO

Performs arbitrary read-only bitfield integer operations on strings.

BITOP

Performs bitwise operations on multiple strings, and stores the result.

BITPOS

Finds the first set (1) or clear (0) bit in a string.

BLMOVE

Pops an element from a list, pushes it to another list and returns it. Blocks until an element is available otherwise. Deletes the list if the last element was moved.

BLMPOP

Pops the first element from one of multiple lists. Blocks until an element is available otherwise. Deletes the list if the last element was popped.

BLPOP

Removes and returns the first element in a list. Blocks until an element is available otherwise. Deletes the list if the last element was popped.

BRPOP

Removes and returns the last element in a list. Blocks until an element is available otherwise. Deletes the list if the last element was popped.

BRPOPLPUSH

Pops an element from a list, pushes it to another list and returns it. Block until an element is available otherwise. Deletes the list if the last element was popped.

BZMPOP

Removes and returns a member by score from one or more sorted sets. Blocks until a member is available otherwise. Deletes the sorted set if the last element was popped.

BZPOPMAX

Removes and returns the member with the highest score from one or more sorted sets. Blocks until a member available otherwise. Deletes the sorted set if the last element was popped.

BZPOPMIN

Removes and returns the member with the lowest score from one or more sorted sets. Blocks until a member is available otherwise. Deletes the sorted set if the last element was popped.

CF.ADD

Adds an item to a Cuckoo Filter

CF.ADDNX

Adds an item to a Cuckoo Filter if the item did not exist previously.

CF.COUNT

Return the number of times an item might be in a Cuckoo Filter

CF.DEL

Deletes an item from a Cuckoo Filter

CF.EXISTS

Checks whether one or more items exist in a Cuckoo Filter

CF.INFO

Returns information about a Cuckoo Filter

CF.INSERT

Adds one or more items to a Cuckoo Filter. A filter will be created if it does not exist

CF.INSERTNX

Adds one or more items to a Cuckoo Filter if the items did not exist previously. A filter will be created if it does not exist

CF.LOADCHUNK

Restores a filter previously saved using SCANDUMP

CF.MEXISTS

Checks whether one or more items exist in a Cuckoo Filter

CF.RESERVE

Creates a new Cuckoo Filter

CF.SCANDUMP

Begins an incremental save of the bloom filter

CLIENT CACHING

Instructs the server whether to track the keys in the next request.

CLIENT GETNAME

Returns the name of the connection.

CLIENT GETREDIR

Returns the client ID to which the connection's tracking notifications are redirected.

CLIENT ID

Returns the unique client ID of the connection.

CLIENT INFO

Returns information about the connection.

CLIENT KILL

Terminates open connections.

CLIENT LIST

Lists open connections.

CLIENT NO-EVICT

Sets the client eviction mode of the connection.

CLIENT NO-TOUCH

Controls whether commands sent by the client affect the LRU/LFU of accessed keys.

CLIENT PAUSE

Suspends commands processing.

CLIENT REPLY

Instructs the server whether to reply to commands.

CLIENT SETINFO

Sets information specific to the client or connection.

CLIENT SETNAME

Sets the connection name.

CLIENT TRACKING

Controls server-assisted client-side caching for the connection.

CLIENT TRACKINGINFO

Returns information about server-assisted client-side caching for the connection.

CLIENT UNBLOCK

Unblocks a client blocked by a blocking command from a different connection.

CLIENT UNPAUSE

Resumes processing commands from paused clients.

CLUSTER ADDSLOTS

Assigns new hash slots to a node.

CLUSTER ADDSLOTSRANGE

Assigns new hash slot ranges to a node.

CLUSTER BUMPEPOCH

Advances the cluster config epoch.

CLUSTER COUNT-FAILURE-REPORTS

Returns the number of active failure reports active for a node.

CLUSTER COUNTKEYSINSLOT

Returns the number of keys in a hash slot.

CLUSTER DELSLOTS

Sets hash slots as unbound for a node.

CLUSTER DELSLOTSRANGE

Sets hash slot ranges as unbound for a node.

CLUSTER FAILOVER

Forces a replica to perform a manual failover of its master.

CLUSTER FLUSHSLOTS

Deletes all slots information from a node.

CLUSTER FORGET

Removes a node from the nodes table.

CLUSTER GETKEYSINSLOT

Returns the key names in a hash slot.

CLUSTER INFO

Returns information about the state of a node.

CLUSTER KEYSLOT

Returns the hash slot for a key.

CLUSTER LINKS

Returns a list of all TCP links to and from peer nodes.

CLUSTER MEET

Forces a node to handshake with another node.

CLUSTER MYID

Returns the ID of a node.

CLUSTER MYSHARDID

Returns the shard ID of a node.

CLUSTER NODES

Returns the cluster configuration for a node.

CLUSTER REPLICAS

Lists the replica nodes of a master node.

CLUSTER REPLICATE

Configure a node as replica of a master node.

CLUSTER RESET

Resets a node.

CLUSTER SAVECONFIG

Forces a node to save the cluster configuration to disk.

CLUSTER SET-CONFIG-EPOCH

Sets the configuration epoch for a new node.

CLUSTER SETSLOT

Binds a hash slot to a node.

CLUSTER SHARDS

Returns the mapping of cluster slots to shards.

CLUSTER SLAVES

Lists the replica nodes of a master node.

CLUSTER SLOTS

Returns the mapping of cluster slots to nodes.

CMS.INCRBY

Increases the count of one or more items by increment

CMS.INFO

Returns information about a sketch

CMS.INITBYDIM

Initializes a Count-Min Sketch to dimensions specified by user

CMS.INITBYPROB

Initializes a Count-Min Sketch to accommodate requested tolerances.

CMS.MERGE

Merges several sketches into one sketch

CMS.QUERY

Returns the count for one or more items in a sketch

COMMAND

Returns detailed information about all commands.

COMMAND COUNT

Returns a count of commands.

COMMAND DOCS

Returns documentary information about one, multiple or all commands.

COMMAND GETKEYS

Extracts the key names from an arbitrary command.

COMMAND GETKEYSANDFLAGS

Extracts the key names and access flags for an arbitrary command.

COMMAND INFO

Returns information about one, multiple or all commands.

COMMAND LIST

Returns a list of command names.

Commands

CONFIG GET

Returns the effective values of configuration parameters.

CONFIG RESETSTAT

Resets the server's statistics.

CONFIG REWRITE

Persists the effective configuration to file.

CONFIG SET

Sets configuration parameters in-flight.

COPY

Copies the value of a key to a new key.

DBSIZE

Returns the number of keys in the database.

DECR

Decrements the integer value of a key by one. Uses 0 as initial value if the key doesn't exist.

DECRBY

Decrements a number from the integer value of a key. Uses 0 as initial value if the key doesn't exist.

DEL

Deletes one or more keys.

DISCARD

Discards a transaction.

DUMP

Returns a serialized representation of the value stored at a key.

ECHO

Returns the given string.

EVAL

Executes a server-side Lua script.

EVAL_RO

Executes a read-only server-side Lua script.

EVALSHA

Executes a server-side Lua script by SHA1 digest.

EVALSHA_RO

Executes a read-only server-side Lua script by SHA1 digest.

EXEC

Executes all commands in a transaction.

EXISTS

Determines whether one or more keys exist.

EXPIRE

Sets the expiration time of a key in seconds.

EXPIREAT

Sets the expiration time of a key to a Unix timestamp.

EXPIRETIME

Returns the expiration time of a key as a Unix timestamp.

FAILOVER

Starts a coordinated failover from a server to one of its replicas.

FCALL

Invokes a function.

FCALL_RO

Invokes a read-only function.

FLUSHALL

Removes all keys from all databases.

FLUSHDB

Remove all keys from the current database.

FT._LIST

Returns a list of all existing indexes

FT.AGGREGATE

Run a search query on an index and perform aggregate transformations on the results

FT.ALIASADD

Adds an alias to the index

FT.ALIASDEL

Deletes an alias from the index

FT.ALIASUPDATE

Adds or updates an alias to the index

FT.ALTER

Adds a new field to the index

FT.CONFIG GET

Retrieves runtime configuration options

FT.CONFIG SET

Sets runtime configuration options

FT.CREATE

Creates an index with the given spec

FT.CURSOR DEL

Deletes a cursor

FT.CURSOR READ

Reads from a cursor

FT.DICTADD

Adds terms to a dictionary

FT.DICTDEL

Deletes terms from a dictionary

FT.DICTDUMP

Dumps all terms in the given dictionary

FT.DROPINDEX

Deletes the index

FT.EXPLAIN

Returns the execution plan for a complex query

FT.EXPLAINCLI

Returns the execution plan for a complex query

FT.INFO

Returns information and statistics on the index

FT.PROFILE

Performs a `FT.SEARCH` or `FT.AGGREGATE` command and collects performance information

FT.SEARCH

Searches the index with a textual query, returning either documents or just ids

FT.SPELLCHECK

Performs spelling correction on a query, returning suggestions for misspelled terms

FT.SUGADD

Adds a suggestion string to an auto-complete suggestion dictionary

FT.SUGDEL

Deletes a string from a suggestion index

FT.SUGGET

Gets completion suggestions for a prefix

FT.SUGLEN

Gets the size of an auto-complete suggestion dictionary

FT.SYNDUMP

Dumps the contents of a synonym group

FT.SYNUPDATE

Creates or updates a synonym group with additional terms

FT.TAGVALS

Returns the distinct tags indexed in a Tag field

FUNCTION DELETE

Deletes a library and its functions.

FUNCTION DUMP

Dumps all libraries into a serialized binary payload.

FUNCTION FLUSH

Deletes all libraries and functions.

FUNCTION KILL

Terminates a function during execution.

FUNCTION LIST

Returns information about all libraries.

FUNCTION LOAD

Creates a library.

FUNCTION RESTORE

Restores all libraries from a payload.

FUNCTION STATS

Returns information about a function during execution.

GEOADD

Adds one or more members to a geospatial index. The key is created if it doesn't exist.

GEODIST

Returns the distance between two members of a geospatial index.

GEOHASH

Returns members from a geospatial index as geohash strings.

GEOPOS

Returns the longitude and latitude of members from a geospatial index.

GEORADIUS

Queries a geospatial index for members within a distance from a coordinate, optionally stores the result.

GEORADIUS_RO

Returns members from a geospatial index that are within a distance from a coordinate.

GEORADIUSBYMEMBER

Queries a geospatial index for members within a distance from a member, optionally stores the result.

GEORADIUSBYMEMBER_RO

Returns members from a geospatial index that are within a distance from a member.

GEOSEARCH

Queries a geospatial index for members inside an area of a box or a circle.

GEOSEARCHSTORE

Queries a geospatial index for members inside an area of a box or a circle, optionally stores the result.

GET

Returns the string value of a key.

GETBIT

Returns a bit value by offset.

GETDEL

Returns the string value of a key after deleting the key.

GETEX

Returns the string value of a key after setting its expiration time.

GETRANGE

Returns a substring of the string stored at a key.

GETSET

Returns the previous string value of a key after setting it to a new value.

HDEL

Deletes one or more fields and their values from a hash. Deletes the hash if no fields remain.

HELLO

Handshakes with the Redis server.

HEXISTS

Determines whether a field exists in a hash.

HEXPIRE

Set expiration for hash fields using relative time to expire in seconds

HEXPIREAT

Set expiration for hash fields using an absolute Unix timestamp in seconds

HEXPIRETIME

Returns the expiration time of each specified field as a Unix timestamp in seconds

HGET

Returns the value of a field in a hash.

HGETALL

Returns all fields and values in a hash.

HINCRBY

Increments the integer value of a field in a hash by a number. Uses 0 as initial value if the field doesn't exist.

HINCRBYFLOAT

Increments the floating point value of a field by a number. Uses 0 as initial value if the field doesn't exist.

HKEYS

Returns all fields in a hash.

HLEN

Returns the number of fields in a hash.

HMGET

Returns the values of all fields in a hash.

HMSET

Sets the values of multiple fields.

HPERSIST

Removes the expiration time for each specified field

HPEXPIRE

Set expiration for hash fields using relative time to expire in milliseconds

HPEXPIREAT

Set expiration for hash fields using an absolute Unix timestamp in milliseconds

HPEXPIRETIME

Returns the expiration time of each specified field as a Unix timestamp in milliseconds

HPTTL

Returns the TTL of each specified field in milliseconds

HRANDFIELD

Returns one or more random fields from a hash.

HSCAN

Iterates over fields and values of a hash.

HSET

Creates or modifies the value of a field in a hash.

HSETNX

Sets the value of a field in a hash only when the field doesn't exist.

HSTRLEN

Returns the length of the value of a field.

HTTL

Returns the TTL of each specified field in seconds

HVALS

Returns all values in a hash.

INCR

Increments the integer value of a key by one. Uses 0 as initial value if the key doesn't exist.

INCRBY

Increments the integer value of a key by a number. Uses 0 as initial value if the key doesn't exist.

INCRBYFLOAT

Increment the floating point value of a key by a number. Uses 0 as initial value if the key doesn't exist.

INFO

Returns information and statistics about the server.

JSON.ARRAPPEND

Append one or more json values into the array at path after the last element in it.

JSON.ARRINDEX

Returns the index of the first occurrence of a JSON scalar value in the array at path

JSON.ARRINSERT

Inserts the JSON scalar(s) value at the specified index in the array at path

JSON.ARRLEN

Returns the length of the array at path

JSON.ARRPOP

Removes and returns the element at the specified index in the array at path

JSON.ARRTRIM

Trims the array at path to contain only the specified inclusive range of indices from start to stop

JSON.CLEAR

Clears all values from an array or an object and sets numeric values to `0`

JSON.DEBUG

Debugging container command

JSON.DEBUG MEMORY

Reports the size in bytes of a key

JSON.DEL

Deletes a value

JSON.FORGET

Deletes a value

JSON.GET

Gets the value at one or more paths in JSON serialized form

JSON.MERGE

Merges a given JSON value into matching paths. Consequently, JSON values at matching paths are updated, deleted, or expanded with new children

JSON.MGET

Returns the values at a path from one or more keys

JSON.MSET

Sets or updates the JSON value of one or more keys

JSON.NUMINCRBY

Increments the numeric value at path by a value

JSON.NUMMULTBY

Multiplies the numeric value at path by a value

JSON.OBJKEYS

Returns the JSON keys of the object at path

JSON.OBJLEN

Returns the number of keys of the object at path

JSON.RESP

Returns the JSON value at path in Redis Serialization Protocol (RESP)

JSON.SET

Sets or updates the JSON value at a path

JSON.STRAPPEND

Appends a string to a JSON string value at path

JSON.STRLEN

Returns the length of the JSON String at path in key

JSON.TOGGLE

Toggles a boolean value

JSON.TYPE

Returns the type of the JSON value at path

KEYS

Returns all key names that match a pattern.

LASTSAVE

Returns the Unix timestamp of the last successful save to disk.

LATENCY DOCTOR

Returns a human-readable latency analysis report.

LATENCY GRAPH

Returns a latency graph for an event.

LATENCY HISTOGRAM

Returns the cumulative distribution of latencies of a subset or all commands.

LATENCY HISTORY

Returns timestamp-latency samples for an event.

LATENCY LATEST

Returns the latest latency samples for all events.

LATENCY RESET

Resets the latency data for one or more events.

LCS

Finds the longest common substring.

LINDEX

Returns an element from a list by its index.

LINSERT

Inserts an element before or after another element in a list.

LLEN

Returns the length of a list.

LMOVE

Returns an element after popping it from one list and pushing it to another. Deletes the list if the last element was moved.

LMPOP

Returns multiple elements from a list after removing them. Deletes the list if the last element was popped.

LOLWUT

Displays computer art and the Redis version

LPOP

Returns the first elements in a list after removing it. Deletes the list if the last element was popped.

LPOS

Returns the index of matching elements in a list.

LPUSH

Prepends one or more elements to a list. Creates the key if it doesn't exist.

LPUSHX

Prepends one or more elements to a list only when the list exists.

LRANGE

Returns a range of elements from a list.

LREM

Removes elements from a list. Deletes the list if the last element was removed.

LSET

Sets the value of an element in a list by its index.

LTRIM

Removes elements from both ends a list. Deletes the list if all elements were trimmed.

MEMORY DOCTOR

Outputs a memory problems report.

MEMORY MALLOC-STATS

Returns the allocator statistics.

MEMORY PURGE

Asks the allocator to release memory.

MEMORY STATS

Returns details about memory usage.

MEMORY USAGE

Estimates the memory usage of a key.

MGET

Atomically returns the string values of one or more keys.

MIGRATE

Atomically transfers a key from one Redis instance to another.

MODULE LIST

Returns all loaded modules.

MODULE LOAD

Loads a module.

MODULE LOADEX

Loads a module using extended parameters.

MODULE UNLOAD

Unloads a module.

MONITOR

Listens for all requests received by the server in real-time.

MOVE

Moves a key to another database.

MSET

Atomically creates or modifies the string values of one or more keys.

MSETNX

Atomically modifies the string values of one or more keys only when all keys don't exist.

MULTI

Starts a transaction.

OBJECT ENCODING

Returns the internal encoding of a Redis object.

OBJECT FREQ

Returns the logarithmic access frequency counter of a Redis object.

OBJECT IDLETIME

Returns the time since the last access to a Redis object.

OBJECT REFCOUNT

Returns the reference count of a value of a key.

PERSIST

Removes the expiration time of a key.

PEXPIRE

Sets the expiration time of a key in milliseconds.

PEXPIREAT

Sets the expiration time of a key to a Unix milliseconds timestamp.

PEXPIRETIME

Returns the expiration time of a key as a Unix milliseconds timestamp.

PFADD

Adds elements to a HyperLogLog key. Creates the key if it doesn't exist.

PFCOUNT

Returns the approximated cardinality of the set(s) observed by the HyperLogLog key(s).

PFDEBUG

Internal commands for debugging HyperLogLog values.

PFMERGE

Merges one or more HyperLogLog values into a single key.

PFSELFTEST

An internal command for testing HyperLogLog values.

PING

Returns the server's liveliness response.

PSETEX

Sets both string value and expiration time in milliseconds of a key. The key is created if it doesn't exist.

PSUBSCRIBE

Listens for messages published to channels that match one or more patterns.

PSYNC

An internal command used in replication.

PTTL

Returns the expiration time in milliseconds of a key.

PUBLISH

Posts a message to a channel.

PUBSUB CHANNELS

Returns the active channels.

PUBSUB NUMPAT

Returns a count of unique pattern subscriptions.

PUBSUB NUMSUB

Returns a count of subscribers to channels.

PUBSUB SHARDCHANNELS

Returns the active shard channels.

PUBSUB SHARDNUMSUB

Returns the count of subscribers of shard channels.

PUNSUBSCRIBE

Stops listening to messages published to channels that match one or more patterns.

QUIT

Closes the connection.

RANDOMKEY

Returns a random key name from the database.

READONLY

Enables read-only queries for a connection to a Redis Cluster replica node.

READWRITE

Enables read-write queries for a connection to a Reids Cluster replica node.

RENAME

Renames a key and overwrites the destination.

RENAMENX

Renames a key only when the target key name doesn't exist.

REPLCONF

An internal command for configuring the replication stream.

REPLICAOF

Configures a server as replica of another, or promotes it to a master.

RESET

Resets the connection.

RESTORE

Creates a key from the serialized representation of a value.

RESTORE-ASKING

An internal command for migrating keys in a cluster.

ROLE

Returns the replication role.

RPOP

Returns and removes the last elements of a list. Deletes the list if the last element was popped.

RPOPLPUSH

Returns the last element of a list after removing and pushing it to another list. Deletes the list if the last element was popped.

RPUSH

Appends one or more elements to a list. Creates the key if it doesn't exist.

RPUSHX

Appends an element to a list only when the list exists.

SADD

Adds one or more members to a set. Creates the key if it doesn't exist.

SAVE

Synchronously saves the database(s) to disk.

SCAN

Iterates over the key names in the database.

SCARD

Returns the number of members in a set.

SCRIPT DEBUG

Sets the debug mode of server-side Lua scripts.

SCRIPT EXISTS

Determines whether server-side Lua scripts exist in the script cache.

SCRIPT FLUSH

Removes all server-side Lua scripts from the script cache.

SCRIPT KILL

Terminates a server-side Lua script during execution.

SCRIPT LOAD

Loads a server-side Lua script to the script cache.

SDIFF

Returns the difference of multiple sets.

SDIFFSTORE

Stores the difference of multiple sets in a key.

SELECT

Changes the selected database.

SET

Sets the string value of a key, ignoring its type. The key is created if it doesn't exist.

SETBIT

Sets or clears the bit at offset of the string value. Creates the key if it doesn't exist.

SETEX

Sets the string value and expiration time of a key. Creates the key if it doesn't exist.

SETNX

Set the string value of a key only when the key doesn't exist.

SETRANGE

Overwrites a part of a string value with another by an offset. Creates the key if it doesn't exist.

SHUTDOWN

Synchronously saves the database(s) to disk and shuts down the Redis server.

SINTER

Returns the intersect of multiple sets.

SINTERCARD

Returns the number of members of the intersect of multiple sets.

SINTERSTORE

Stores the intersect of multiple sets in a key.

SISMEMBER

Determines whether a member belongs to a set.

SLAVEOF

Sets a Redis server as a replica of another, or promotes it to being a master.

SLOWLOG GET

Returns the slow log's entries.

SLOWLOG LEN

Returns the number of entries in the slow log.

SLOWLOG RESET

Clears all entries from the slow log.

SMEMBERS

Returns all members of a set.

SMISMEMBER

Determines whether multiple members belong to a set.

SMOVE

Moves a member from one set to another.

SORT

Sorts the elements in a list, a set, or a sorted set, optionally storing the result.

SORT_RO

Returns the sorted elements of a list, a set, or a sorted set.

SPOP

Returns one or more random members from a set after removing them. Deletes the set if the last member was popped.

SPUBLISH

Post a message to a shard channel

SRANDMEMBER

Get one or multiple random members from a set

SREM

Removes one or more members from a set. Deletes the set if the last member was removed.

SSCAN

Iterates over members of a set.

SSUBSCRIBE

Listens for messages published to shard channels.

STRLEN

Returns the length of a string value.

SUBSCRIBE

Listens for messages published to channels.

SUBSTR

Returns a substring from a string value.

SUNION

Returns the union of multiple sets.

SUNIONSTORE

Stores the union of multiple sets in a key.

SUNSUBSCRIBE

Stops listening to messages posted to shard channels.

SWAPDB

Swaps two Redis databases.

SYNC

An internal command used in replication.

TDIGEST.ADD

Adds one or more observations to a t-digest sketch

TDIGEST.BYRANK

Returns, for each input rank, an estimation of the value (floating-point) with that rank

TDIGEST.BYREVRANK

Returns, for each input reverse rank, an estimation of the value (floating-point) with that reverse rank

TDIGEST.CDF

Returns, for each input value, an estimation of the fraction (floating-point) of (observations smaller than the given value + half the observations equal to the given value)

TDIGEST.CREATE

Allocates memory and initializes a new t-digest sketch

TDIGEST.INFO

Returns information and statistics about a t-digest sketch

TDIGEST.MAX

Returns the maximum observation value from a t-digest sketch

TDIGEST.MERGE

Merges multiple t-digest sketches into a single sketch

TDIGEST.MIN

Returns the minimum observation value from a t-digest sketch

TDIGEST.QUANTILE

Returns, for each input fraction, an estimation of the value (floating point) that is smaller than the given fraction of observations

TDIGEST.RANK

Returns, for each input value (floating-point), the estimated rank of the value (the number of observations in the sketch that are smaller than the value + half the number of observations that are equal to the value)

TDIGEST.RESET

Resets a t-digest sketch: empty the sketch and re-initializes it.

TDIGEST.REVRANK

Returns, for each input value (floating-point), the estimated reverse rank of the value (the number of observations in the sketch that are larger than the value + half the number of observations that are equal to the value)

TDIGEST.TRIMMED_MEAN

Returns an estimation of the mean value from the sketch, excluding observation values outside the low and high cutoff quantiles

TIME

Returns the server time.

TOPK.ADD

Increases the count of one or more items by increment

TOPK.COUNT

Return the count for one or more items are in a sketch

TOPK.INCRBY

Increases the count of one or more items by increment

TOPK.INFO

Returns information about a sketch

TOPK.LIST

Return full list of items in Top K list

TOPK.QUERY

Checks whether one or more items are in a sketch

TOPK.RESERVE

Initializes a TopK with specified parameters

TOUCH

Returns the number of existing keys out of those specified after updating the time they were last accessed.

TS.ADD

Append a sample to a time series

TS.ALTER

Update the retention, chunk size, duplicate policy, and labels of an existing time series

TS.CREATE

Create a new time series

TS.CREATERULE

Create a compaction rule

TS.DECRBY

Decrease the value of the sample with the maximum existing timestamp, or create a new sample with a value equal to the value of the sample with the maximum existing timestamp with a given decrement

TS.DEL

Delete all samples between two timestamps for a given time series

TS.DELETERULE

Delete a compaction rule

TS.GET

Get the sample with the highest timestamp from a given time series

TS.INCRBY

Increase the value of the sample with the maximum existing timestamp, or create a new sample with a value equal to the value of the sample with the maximum existing timestamp with a given increment

TS.INFO

Returns information and statistics for a time series

TS.MADD

Append new samples to one or more time series

TS.MGET

Get the sample with the highest timestamp from each time series matching a specific filter

TS.MRANGE

Query a range across multiple time series by filters in forward direction

TS.MREVRANGE

Query a range across multiple time-series by filters in reverse direction

TS.QUERYINDEX

Get all time series keys matching a filter list

TS.RANGE

Query a range in forward direction

TS.REVRANGE

Query a range in reverse direction

TTL

Returns the expiration time in seconds of a key.

TYPE

Determines the type of value stored at a key.

UNLINK

Asynchronously deletes one or more keys.

UNSUBSCRIBE

Stops listening to messages posted to channels.

UNWATCH

Forgets about watched keys of a transaction.

WAIT

Blocks until the asynchronous replication of all preceding write commands sent by the connection is completed.

WAITAOF

Blocks until all of the preceding write commands sent by the connection are written to the append-only file of the master and/or replicas.

WATCH

Monitors changes to keys to determine the execution of a transaction.

XACK

Returns the number of messages that were successfully acknowledged by the consumer group member of a stream.

XADD

Appends a new message to a stream. Creates the key if it doesn't exist.

XAUTOCLAIM

Changes, or acquires, ownership of messages in a consumer group, as if the messages were delivered to as consumer group member.

XCLAIM

Changes, or acquires, ownership of a message in a consumer group, as if the message was delivered a consumer group member.

XDEL

Returns the number of messages after removing them from a stream.

XGROUP CREATE

Creates a consumer group.

XGROUP CREATECONSUMER

Creates a consumer in a consumer group.

XGROUP DELCONSUMER

Deletes a consumer from a consumer group.

XGROUP DESTROY

Destroys a consumer group.

XGROUP SETID

Sets the last-delivered ID of a consumer group.

XINFO CONSUMERS

Returns a list of the consumers in a consumer group.

XINFO GROUPS

Returns a list of the consumer groups of a stream.

XINFO STREAM

Returns information about a stream.

XLEN

Return the number of messages in a stream.

XPENDING

Returns the information and entries from a stream consumer group's pending entries list.

XRANGE

Returns the messages from a stream within a range of IDs.

XREAD

Returns messages from multiple streams with IDs greater than the ones requested. Blocks until a message is available otherwise.

XREADGROUP

Returns new or historical messages from a stream for a consumer in a group. Blocks until a message is available otherwise.

XREVRANGE

Returns the messages from a stream within a range of IDs in reverse order.

XSETID

An internal command for replicating stream values.

XTRIM

Deletes messages from the beginning of a stream.

ZADD

Adds one or more members to a sorted set, or updates their scores. Creates the key if it doesn't exist.

ZCARD

Returns the number of members in a sorted set.

ZCOUNT

Returns the count of members in a sorted set that have scores within a range.

ZDIFF

Returns the difference between multiple sorted sets.

ZDIFFSTORE

Stores the difference of multiple sorted sets in a key.

ZINCRBY

Increments the score of a member in a sorted set.

ZINTER

Returns the intersect of multiple sorted sets.

ZINTERCARD

Returns the number of members of the intersect of multiple sorted sets.

ZINTERSTORE

Stores the intersect of multiple sorted sets in a key.

ZLEXCOUNT

Returns the number of members in a sorted set within a lexicographical range.

ZMPOP

Returns the highest- or lowest-scoring members from one or more sorted sets after removing them. Deletes the sorted set if the last member was popped.

ZMSCORE

Returns the score of one or more members in a sorted set.

ZPOPMAX

Returns the highest-scoring members from a sorted set after removing them. Deletes the sorted set if the last member was popped.

ZPOPMIN

Returns the lowest-scoring members from a sorted set after removing them. Deletes the sorted set if the last member was popped.

ZRANDMEMBER

Returns one or more random members from a sorted set.

ZRANGE

Returns members in a sorted set within a range of indexes.

ZRANGEBYLEX

Returns members in a sorted set within a lexicographical range.

ZRANGEBYSCORE

Returns members in a sorted set within a range of scores.

ZRANGESTORE

Stores a range of members from sorted set in a key.

ZRANK

Returns the index of a member in a sorted set ordered by ascending scores.

ZREM

Removes one or more members from a sorted set. Deletes the sorted set if all members were removed.

ZREMRANGEBYLEX

Removes members in a sorted set within a lexicographical range. Deletes the sorted set if all members were removed.

ZREMRANGEBYRANK

Removes members in a sorted set within a range of indexes. Deletes the sorted set if all members were removed.

ZREMRANGEBYSCORE

Removes members in a sorted set within a range of scores. Deletes the sorted set if all members were removed.

ZREVRANGE

Returns members in a sorted set within a range of indexes in reverse order.

ZREVRANGEBYLEX

Returns members in a sorted set within a lexicographical range in reverse order.

ZREVRANGEBYSCORE

Returns members in a sorted set within a range of scores in reverse order.

ZREVRANK

Returns the index of a member in a sorted set ordered by descending scores.

ZSCAN

Iterates over members and scores of a sorted set.

ZSCORE

Returns the score of a member in a sorted set.

ZUNION

Returns the union of multiple sorted sets.

ZUNIONSTORE

Stores the union of multiple sorted sets in a key.