DB-EnginesExtremeDB: the first and only COTS deterministic embedded database management system for mission- and safety-critical hard real-time applicationsEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > CouchDB vs. Memcached vs. MySQL vs. Sequoiadb

System Properties Comparison CouchDB vs. Memcached vs. MySQL vs. Sequoiadb

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"  Xexclude from comparisonMemcached  Xexclude from comparisonMySQL  Xexclude from comparisonSequoiadb  Xexclude from comparison
DescriptionA native JSON - document store inspired by Lotus Notes, scalable from globally distributed server-clusters down to mobile phones.In-memory key-value store, originally intended for cachingWidely used open source RDBMSNewSQL database with distributed OLTP and SQL
Primary database modelDocument storeKey-value storeRelational DBMS infoKey/Value like access via memcached APIDocument store
Relational DBMS
Secondary database modelsSpatial DBMS infousing the Geocouch extensionDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score15.79
Rank#40  Overall
#6  Document stores
Score26.02
Rank#31  Overall
#4  Key-value stores
Score1219.77
Rank#2  Overall
#2  Relational DBMS
Score0.45
Rank#245  Overall
#38  Document stores
#116  Relational DBMS
Websitecouchdb.apache.orgwww.memcached.orgwww.mysql.comwww.sequoiadb.com
Technical documentationdocs.couchdb.org/­en/­stablegithub.com/­memcached/­memcached/­wikidev.mysql.com/­docwww.sequoiadb.com/­en/­index.php?m=Files&a=index
DeveloperApache Software Foundation infoApache top-level project, originally developed by Damien Katz, a former Lotus Notes developerDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalOracle infosince 2010, originally MySQL AB, then SunSequoiadb Ltd.
Initial release2005200319952013
Current release3.1.1, September 20201.6.9, November 20208.0.27, October 2021
License infoCommercial or Open SourceOpen Source infoApache version 2Open Source infoBSD licenseOpen Source infoGPL version 2. Commercial licenses with extended functionallity are availableOpen Source infoServer: AGPL; Client: Apache V2
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
ScaleGrid for MySQL: Fully managed MySQL hosting on AWS, Azure and DigitalOcean with high availability and SSH access on the #1 multi-cloud DBaaS.
Implementation languageErlangCC and C++C++
Server operating systemsAndroid
BSD
Linux
OS X
Solaris
Windows
FreeBSD
Linux
OS X
Unix
Windows
FreeBSD
Linux
OS X
Solaris
Windows
Linux
Data schemeschema-freeschema-freeyesschema-free
Typing infopredefined data types such as float or datenonoyesyes infooid, date, timestamp, binary, regex
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.noyesno
Secondary indexesyes infovia viewsnoyesyes
SQL infoSupport of SQLnonoyes infowith proprietary extensionsSQL-like query language
APIs and other access methodsRESTful HTTP/JSON APIProprietary protocolADO.NET
JDBC
ODBC
Proprietary native API
proprietary protocol using JSON
Supported programming languagesC
C#
ColdFusion
Erlang
Haskell
Java
JavaScript
Lisp
Lua
Objective-C
OCaml
Perl
PHP
PL/SQL
Python
Ruby
Smalltalk
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
Ada
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
.Net
C++
Java
PHP
Python
Server-side scripts infoStored proceduresView functions in JavaScriptnoyes infoproprietary syntaxJavaScript
Triggersyesnoyesno
Partitioning methods infoMethods for storing different data on different nodesSharding infoimproved architecture with release 2.0nonehorizontal partitioning, sharding with MySQL Cluster or MySQL FabricSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
none infoRepcached, a Memcached patch, provides this functionallityMulti-source replication
Source-replica replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynonoyes infonot for MyISAM storage engineno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single document possiblenoACID infonot for MyISAM storage engineDocument is locked during a transaction
Concurrency infoSupport for concurrent manipulation of datayes infostrategy: optimistic lockingyesyes infotable locks or row locks depending on storage engineyes
Durability infoSupport for making data persistentyesnoyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesno
User concepts infoAccess controlAccess rights for users can be defined per databaseyes infousing SASL (Simple Authentication and Security Layer) protocolUsers with fine-grained authorization concept infono user groups or rolessimple password-based access control

More information provided by the system vendor

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services
3rd partiesNavicat for MySQL is the ideal solution for MySQL/MariaDB administration and development.
» more

ClusterControl: the only management system you’ll ever need to take control of your open source database infrastructure.
» more

CData: Connect to Big Data & NoSQL through standard Drivers.
» more

Fivetran: Quickly and easily centralize your on-premise and cloud databases.
» more

SQLFlow: Provides a visual representation of the overall flow of data. Automated SQL data lineage analysis across Databases, ETL, Business Intelligence, Cloud and Hadoop environments by parsing SQL Script and stored procedure.
» more

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

More resources
CouchDB infostands for "Cluster Of Unreliable Commodity Hardware"MemcachedMySQLSequoiadb
DB-Engines blog posts

Couchbase climbs up the DB-Engines Ranking, increasing its popularity by 10% every month
2 June 2014, Matthias Gelbmann

show all

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

show all

MySQL is the DBMS of the Year 2019
3 January 2020, Matthias Gelbmann, Paul Andlinger

MariaDB strengthens its position in the open source RDBMS market
5 April 2018, Matthias Gelbmann

The struggle for the hegemony in Oracle's database empire
2 May 2017, Paul Andlinger

show all

Recent citations in the news

NoSQL Software Market: MongoDB, OrientDB, Amazon, Azure Cosmos DB, Couchbase, ArangoDB, CouchDB, MarkLogic, SQL-RD, RethinkDB, RavenDB, Microsoft, Redis – Puck77
21 October 2021, Puck77

How to Connect Your Flask App With CouchDB: A NoSQL Database
14 August 2021, MakeUseOf

Apache CouchDB 3.0 NoSQL Database: A Major Milestone -- ADTmag
27 February 2020, ADT Magazine

DeFi Deep Dive — Covalent, Blockchain Data Unifier
17 October 2021, BeInCrypto

CouchDB 3.0 ends admin party era • DEVCLASS
27 February 2020, DevClass

provided by Google News

Key Value Database Market In-depth Professional Analysis, Industry Growth by – The Apache Software Foundation, Memcached, Redis Labs, Couchbase, Amazon Web Services (AWS), Aerospike, etc – Puck77
23 October 2021, Puck77

Google Releases Memorystore for Memcached into General Availability
9 March 2021, InfoQ.com

Microsoft Azure fends off huge DDoS Attack
12 October 2021, ZDNet

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

Why Web Filtering and Censorship Middleboxes Pose a Serious Amplification Risk
22 October 2021, Toolbox

provided by Google News

The 7 Best Reasons to Choose MySQL for Organizing Your Web Database
15 October 2021, JAXenter

TuxCare Services Launches Database Live Patching for MySQL, MariaDB and PostgreSQL - No Maintenance Window Required
6 October 2021, Business Wire

4 Ways to Check MySQL or MariaDB version on Linux
17 October 2021, Linux Shout

2 ways to Install Mysql Workbench on Debian 11 Bullseye Linux
2 October 2021, H2S Media

NoSQL Market 2021 Latest Insights, Growth Rate, Future Trends and Forecast | Oprating Vendors: Microsoft SQL Server, MySQL, MongoDB, PostgreSQL, Oracle Database, MongoLab, MarkLogic, Couchbase, Clo… – Puck77
23 October 2021, Puck77

provided by Google News

Understanding open source databases
18 February 2021, VentureBeat

provided by Google News

Job opportunities

Python Developer
Cyber Wave LLC, Orlando, FL

Erlang Developer
2600Hz, Henderson, NV

PHP Developer
Mindfire Technology, Layton, UT

Senior Software Engineer (Remote, Back-End focused)
Third Iron, LLC, Remote

Jr. Java Developer
Netrist, Charleston, SC

Production Engineer (University Grad)
Facebook, Menlo Park, CA

Backend Developer
TekwissenGroup, Remote

Senior Server Engineer - BigBox
Facebook, Seattle, WA

Web Developer (Full Time Remote)
Red Bull Media House, Remote

Senior Backend Engineer - Remote Europe
Frontapp, Remote

48338
Zachary Piper Solutions LLC, Remote

Scripting Programmer (Entry Level)
Answernet Remote, Remote

Healthcare Data Analyst
Millennia, Remote

Remote Mid-Level PHP/MySQL Programmer/Developer
ApplicantPro, Remote

Remote I.T. Assistant
Entertainment Works Inc, Remote

jobs by Indeed



Share this page

Featured Products

Datastax Astra logo

Build cloud-native apps fast with Astra, the open-source, multi-cloud stack for
modern data apps.
Get started with 5 GB free..

Couchbase logo

The modern database for enterprise applications. Build fast. Scale Big. Save more.
Get started today.

Neo4j logo

See for yourself how a graph database can make your life easier.
Use Neo4j online for free.

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

AllegroGraph logo

Graph Database Leader for AI Knowledge Graph Applications - The Most Secure Graph Database Available.
Free Download

Present your product here