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DBMS > Couchbase vs. Datomic vs. MySQL

System Properties Comparison Couchbase vs. Datomic vs. MySQL

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Editorial information provided by DB-Engines
NameCouchbase infoOriginally called Membase  Xexclude from comparisonDatomic  Xexclude from comparisonMySQL  Xexclude from comparison
DescriptionJSON-based document store derived from CouchDB with a Memcached-compatible interfaceDatomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durabilityWidely used open source RDBMS
Primary database modelDocument storeRelational DBMSRelational DBMS infoKey/Value like access via memcached API
Secondary database modelsKey-value store infooriginating from the former Membase product and supporting the Memcached protocolDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score29.06
Rank#26  Overall
#4  Document stores
Score2.66
Rank#103  Overall
#49  Relational DBMS
Score1261.57
Rank#2  Overall
#2  Relational DBMS
Websitewww.couchbase.comwww.datomic.comwww.mysql.com
Technical documentationdocs.couchbase.comdocs.datomic.comdev.mysql.com/­doc
DeveloperCouchbase, Inc.CognitectOracle infosince 2010, originally MySQL AB, then Sun
Initial release201120121995
Current releaseServer: 6.5, January 2020; Mobile: 2.7, January 2020; Couchbase Autonomous Operator: 1.2, May 20190.9.5951, July 20198.0.21, 2020
License infoCommercial or Open SourceOpen Source infoApache version 2; Commercial licenses also availablecommercial infolimited edition freeOpen Source infoGPL version 2. Commercial licenses with extended functionallity are available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
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Implementation languageC, C++, Go and ErlangJava, ClojureC and C++
Server operating systemsLinux
OS X
Windows
All OS with a Java VMFreeBSD
Linux
OS X
Solaris
Windows
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or dateyes infoString, Boolean, Numberyesyes
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.noyes
Secondary indexesyesyesyes
SQL infoSupport of SQLDeclarative query language (N1QL) that extends ANSI SQL to JSON. First commercial implementation of SQL++.noyes infowith proprietary extensions
APIs and other access methodsNative language bindings for CRUD, Query, Search and Analytics APIsRESTful HTTP APIADO.NET
JDBC
ODBC
Proprietary native API
Supported programming languages.Net
C
Clojure
ColdFusion
Erlang
Go
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
Tcl
Clojure
Java
Ada
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
Server-side scripts infoStored proceduresFunctions and timers in JavaScriptyes infoTransaction Functionsyes infoproprietary syntax
Triggersyes infovia the TAP protocolBy using transaction functionsyes
Partitioning methods infoMethods for storing different data on different nodesShardingnone infoBut extensive use of caching in the application peershorizontal partitioning, sharding with MySQL Cluster or MySQL Fabric
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication infoincluding cross data center replication
Source-replica replication
none infoBut extensive use of caching in the application peersMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infoselectable on a per-operation basis
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyes infonot for MyISAM storage engine
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID infonot for MyISAM storage engine
Concurrency infoSupport for concurrent manipulation of datayesyesyes infotable locks or row locks depending on storage engine
Durability infoSupport for making data persistentyesyes infousing external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)yes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoEphemeral bucketsyes inforecommended only for testing and developmentyes
User concepts infoAccess controlUser and Administrator separation with password-based and LDAP integrated AuthenticationnoUsers with fine-grained authorization concept infono user groups or roles
More information provided by the system vendor
Couchbase infoOriginally called MembaseDatomicMySQL
Specific characteristicsDeveloped as an alternative to traditionally inflexible relational databases, Couchbase...
» more
Competitive advantagesCouchbase was architected with several differentiated capabilities: Shared-nothing,...
» more
Typical application scenariosCustomer 360 for user profile, session store and data aggregation (Comcast, Equifax,...
» more
Key customersAmadeus, AT&T, BD (Becton, Dickinson and Company), Carrefour, Cisco, Comcast, Disney,...
» more
Market metricsNamed a leader in the Forrester Wave™: Big Data NoSQL, Q1 2019 Over 10M downloads...
» more
Licensing and pricing modelsThe Community Edition (CE) of Couchbase Server and Couchbase Mobile are available...
» more

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More resources
Couchbase infoOriginally called MembaseDatomicMySQL
DB-Engines blog posts

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Recent citations in the news

Couchbase serves up 6.6 with developer agility & tranquility
14 August 2020, ComputerWeekly.com

Couchbase Named Best Database Overall by DBTA Readers; Delivers Couchbase Server 6.6
13 August 2020, GlobeNewswire

New Member Company: Couchbase
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Oracle Autonomous JSON Database takes on MongoDB, Couchbase
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