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DBMS > CouchDB vs. Galaxybase vs. KairosDB vs. Oracle Rdb

System Properties Comparison CouchDB vs. Galaxybase vs. KairosDB vs. Oracle Rdb

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Editorial information provided by DB-Engines
NameCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"  Xexclude from comparisonGalaxybase  Xexclude from comparisonKairosDB  Xexclude from comparisonOracle Rdb  Xexclude from comparison
DescriptionA native JSON - document store inspired by Lotus Notes, scalable from globally distributed server-clusters down to mobile phones.Scalable, ACID-compliant native distributed parallel graph platformDistributed Time Series DBMS based on Cassandra or H2
Primary database modelDocument storeGraph DBMSTime Series DBMSRelational DBMS
Secondary database modelsSpatial DBMS infousing the Geocouch extension
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score9.30
Rank#45  Overall
#7  Document stores
Score0.00
Rank#383  Overall
#39  Graph DBMS
Score0.62
Rank#239  Overall
#20  Time Series DBMS
Score1.08
Rank#184  Overall
#85  Relational DBMS
Websitecouchdb.apache.orggalaxybase.comgithub.com/­kairosdb/­kairosdbwww.oracle.com/­database/­technologies/­related/­rdb.html
Technical documentationdocs.couchdb.org/­en/­stablekairosdb.github.iowww.oracle.com/­database/­technologies/­related/­rdb-doc.html
DeveloperApache Software Foundation infoApache top-level project, originally developed by Damien Katz, a former Lotus Notes developerChuanglin(Createlink) Technology Co., Ltd 浙江创邻科技有限公司Oracle, originally developed by Digital Equipment Corporation (DEC)
Initial release2005201720131984
Current release3.3.3, December 2023Nov 20, November 20211.2.2, November 20187.4.1.1, 2021
License infoCommercial or Open SourceOpen Source infoApache version 2commercialOpen Source infoApache 2.0commercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageErlangC and JavaJava
Server operating systemsAndroid
BSD
Linux
OS X
Solaris
Windows
LinuxLinux
OS X
Windows
HP Open VMS
Data schemeschema-freeStrong typed schemaschema-freeFlexible Schema (defined schema, partial schema, schema free)
Typing infopredefined data types such as float or datenoyesyesyes
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.nononono
Secondary indexesyes infovia viewsyesnoyes
SQL infoSupport of SQLnononoyes
APIs and other access methodsRESTful HTTP/JSON APIBrowser interface
console (shell)
Graph API (Gremlin)
OpenCypher
Proprietary native API
Graphite protocol
HTTP REST
Telnet API
Supported programming languagesC
C#
ColdFusion
Erlang
Haskell
Java
JavaScript
Lisp
Lua
Objective-C
OCaml
Perl
PHP
PL/SQL
Python
Ruby
Smalltalk
Go
Java
Python
Java
JavaScript infoNode.js
PHP
Python
Server-side scripts infoStored proceduresView functions in JavaScriptuser defined procedures and functionsno
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodesSharding infoimproved architecture with release 2.0ShardingSharding infobased on Cassandra
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
selectable replication factor infobased on Cassandra
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate Consistency
Foreign keys infoReferential integritynoyes infoRelationships in graphsnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single document possibleACIDnoyes, on a single node
Concurrency infoSupport for concurrent manipulation of datayes infostrategy: optimistic lockingyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesnono
User concepts infoAccess controlAccess rights for users can be defined per databaseRole-based access controlsimple password-based access control

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More resources
CouchDB infostands for "Cluster Of Unreliable Commodity Hardware"GalaxybaseKairosDBOracle Rdb
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