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DBMS > Memcached vs. Redis vs. Riak KV

System Properties Comparison Memcached vs. Redis vs. Riak KV

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Editorial information provided by DB-Engines
NameMemcached  Xexclude from comparisonRedis  Xexclude from comparisonRiak KV  Xexclude from comparison
DescriptionIn-memory key-value store, originally intended for cachingIn-memory data structure store, used as database, cache and message broker infoRedis focuses on performance so most of its design decisions prioritize high performance and very low latencies.Distributed, fault tolerant key-value store
Primary database modelKey-value storeKey-value store infoMultiple data types and a rich set of operations, as well as configurable data expiration, eviction and persistenceKey-value store infowith links between data sets and object tags for the creation of secondary indexes
Secondary database modelsDocument store infowith Redis Modules
Graph DBMS infowith Redis Modules
Search Engines infowith Redis Modules
Time Series DBMS infowith Redis Modules
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score29.62
Rank#24  Overall
#3  Key-value stores
Score146.83
Rank#7  Overall
#1  Key-value stores
Score6.76
Rank#46  Overall
#6  Key-value stores
Websitewww.memcached.orgredis.iobasho.com/­products/­riak-kv
Technical documentationgithub.com/­memcached/­memcached/­wikiredis.io/­documentation
DeveloperDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalSalvatore Sanfilippo infoDevelopment sponsored by Redis LabsBasho Technologies
Initial release200320092009
Current release1.5.11, October 20185.0.2, November 20182.1.0, April 2015
License infoCommercial or Open SourceOpen Source infoBSD licenseOpen Source infoBSD 3-Clause, commercial license availableOpen Source infoApache version 2, commercial enterprise edition
Cloud-based only infoOnly available as a cloud servicenonono
Implementation languageCCErlang
Server operating systemsFreeBSD
Linux
OS X
Unix
Windows
BSD
Linux
OS X
Windows infoported and maintained by Microsoft Open Technologies, Inc.
Linux
OS X
Data schemeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or datenopartial infoSupported data types are strings, hashes, lists, sets and sorted sets, bit arrays, hyperloglogs and geospatial indexesno
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nono
Secondary indexesnoyes infowith RediSearch modulerestricted
SQL infoSupport of SQLnonono
APIs and other access methodsProprietary protocolproprietary protocol infoRESP - REdis Serialization ProtocolHTTP API
Native Erlang Interface
Supported programming languages.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
C
C#
C++
Clojure
Crystal
D
Dart
Elixir
Erlang
Fancy
Go
Haskell
Haxe
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Objective-C
OCaml
Pascal
Perl
PHP
Prolog
Pure Data
Python
R
Rebol
Ruby
Rust
Scala
Scheme
Smalltalk
Swift
Tcl
Visual Basic
C infounofficial client library
C#
C++ infounofficial client library
Clojure infounofficial client library
Dart infounofficial client library
Erlang
Go infounofficial client library
Groovy infounofficial client library
Haskell infounofficial client library
Java
JavaScript infounofficial client library
Lisp infounofficial client library
Perl infounofficial client library
PHP
Python
Ruby
Scala infounofficial client library
Smalltalk infounofficial client library
Server-side scripts infoStored proceduresnoLuaJavaScript and Erlang
Triggersnonoyes infopre-commit hooks and post-commit hooks
Partitioning methods infoMethods for storing different data on different nodesnoneShardingSharding infono "single point of failure"
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoRepcached, a Memcached patch, provides this functionallityMaster-slave replication infoChained replication is supported
Multi-master replication infowith Redis Enterprise Pack
selectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemStrong eventual consistency with CRDTs
Eventual Consistency
Eventual Consistency
Foreign keys infoReferential integritynonono infolinks between data sets can be stored
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoOptimistic locking, atomic execution of commands blocks and scriptsno
Concurrency infoSupport for concurrent manipulation of datayesyes infoData access is serialized by the serveryes
Durability infoSupport for making data persistentnoyes infoConfigurable mechanisms for persistency via snapshots and/or operations logsyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlyes infousing SASL (Simple Authentication and Security Layer) protocolSimple password-based access control infoAccess control lists and SSL are available in the commercial versionno
More information provided by the system vendor
MemcachedRedisRiak KV
Specific characteristicsRedis, benchmarked as the world’s fastest database, reduces application complexity,...
» more
Competitive advantagesRedis is an in-memory database platform offering native support of wide range of...
» more
Typical application scenariosRedis powers personalization, real-time fraud detection, IoT, e-commerce, real-time...
» more
Key customersVerizon, Vodafone, Atlassian, Trip Advisor, Jet.com, Nokia, Samsung, HTC, Docker,...
» more
Market metricsRedis Labs serves over 60,000 customers globally and is consistently ranked as a...
» more
Licensing and pricing modelsThe licensing model is subscription based. Redis Enterprise Cloud is priced according...
» more

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services
3rd partiesScaleGrid: Deploy, monitor, backup and scale Redis in the cloud with the #1 Database-as-a-Service (DBaaS) platform.
» more

Alibaba Cloud - ApsaraDB for Redis: A Key-Value Database Service that offers In-memory Caching and High-speed Access to Applications hosted on the Cloud.
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CData: Connect to Big Data & NoSQL through standard Drivers.
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Redis Labs is the open source home and the provider of enterprise-class Redis.
» more

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
MemcachedRedisRiak KV
DB-Engines blog posts

Redis extends the lead in the DB-Engines key-value store ranking
3 February 2014, Matthias Gelbmann

New DB-Engines Ranking shows the popularity of database management systems
3 October 2012, Matthias Gelbmann, Paul Andlinger

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MySQL, PostgreSQL and Redis are the winners of the March ranking
2 March 2016, Paul Andlinger

MongoDB is the DBMS of the year, defending the title from last year
7 January 2015, Paul Andlinger, Matthias Gelbmann

Notable DBMS presentation: Yao Yu on how Redis is used at Twitter
25 September 2014, Matthias Gelbmann

show all

Conferences and events

RedisConf 2019
San Francisco, California, 2-3 April 2019

Recent citations in the news

The terabit era: get ready for bigger DDoS attacks
9 December 2018, IT News Africa

Six ‘Lessons Learned’ For Mitigating DDoS Attacks
5 December 2018, Security Boulevard

What are memcached servers, and why are they being used to launch record-setting DDoS attacks?
6 March 2018, GeekWire

​Memcached DDoS: The biggest, baddest denial of service attacker yet
1 March 2018, ZDNet

Memcached servers can be hijacked for massive DDoS attacks
28 February 2018, Network World

provided by Google News

Redis Labs Introduces RedisGraph and Streams to Support a Zero Latency Future
16 November 2018, DevOps.com

Why some open-source companies are considering a more closed approach
19 November 2018, GeekWire

Redis Overload to Blame for 17-Hour Azure MFA Login Crisis
20 November 2018, Computer Business Review

AWS not playing fair with open source projects, claims Redis Labs
30 November 2018, www.computing.co.uk

How to build a Redis Streams application
28 November 2018, InfoWorld

provided by Google News

Basho's database downfall highlights danger of bringing too-niche tech to market
10 July 2018, TechRepublic

A Critique of Resizable Hash Tables: Riak Core & Random Slicing
26 August 2018, InfoQ.com

Will the last person at Basho please turn out the lights?
13 July 2017, The Register

Basho open-sources its Riak TS database for the Internet Of Things
5 May 2016, TechCrunch

Basho investor to pay up $20m in damages for campaign that put biz on 'greased slide to failure'
9 July 2018, The Register

provided by Google News

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