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DBMS > Couchbase vs. IRONdb vs. Kdb vs. NuoDB vs. PostGIS

System Properties Comparison Couchbase vs. IRONdb vs. Kdb vs. NuoDB vs. PostGIS

Editorial information provided by DB-Engines
NameCouchbase infoOriginally called Membase  Xexclude from comparisonIRONdb  Xexclude from comparisonKdb  Xexclude from comparisonNuoDB  Xexclude from comparisonPostGIS  Xexclude from comparison
IRONdb seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
DescriptionA distributed document store with integrated cache, a powerful search engine, in-built operational and analytical capabilities, and an embedded mobile databaseA distributed Time Series DBMS with a focus on scalability, fault tolerance and operational simplicityHigh performance Time Series DBMSNuoDB is a webscale distributed database that supports SQL and ACID transactionsSpatial extension of PostgreSQL
Primary database modelDocument storeTime Series DBMSTime Series DBMS
Vector DBMS
Relational DBMSSpatial DBMS
Secondary database modelsKey-value store infooriginating from the former Membase product and supporting the Memcached protocol
Spatial DBMS infousing the Geocouch extension
Search engine
Time Series DBMS
Vector DBMS
Relational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score19.15
Rank#36  Overall
#5  Document stores
Score7.69
Rank#53  Overall
#3  Time Series DBMS
#1  Vector DBMS
Score0.94
Rank#207  Overall
#96  Relational DBMS
Score24.72
Rank#29  Overall
#1  Spatial DBMS
Websitewww.couchbase.comwww.circonus.com/solutions/time-series-database/kx.comwww.3ds.com/­nuodb-distributed-sql-databasepostgis.net
Technical documentationdocs.couchbase.comdocs.circonus.com/irondb/category/getting-startedcode.kx.comdoc.nuodb.compostgis.net/­documentation
DeveloperCouchbase, Inc.Circonus LLC.Kx Systems, a division of First Derivatives plcDassault Systèmes infooriginally NuoDB, Inc.
Initial release201120172000 infokdb was released 2000, kdb+ in 200320132005
Current releaseServer: 7.2, June 2023; Mobile: 3.1, March 2022; Couchbase Capella (DBaaS), June 2023V0.10.20, January 20183.6, May 20183.4.2, February 2024
License infoCommercial or Open SourceOpen Source infoBusiness Source License (BSL 1.1); Commercial licenses also availablecommercialcommercial infofree 32-bit versioncommercial infolimited edition freeOpen Source infoGPL v2.0
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC, C++, Go and ErlangC and C++qC++C
Server operating systemsLinux
OS X
Windows
LinuxLinux
OS X
Solaris
Windows
hosted infoAmazon EC2, Windows Azure, SoftLayer
Linux
OS X
Windows
Data schemeschema-freeschema-freeyesyesyes
Typing infopredefined data types such as float or dateyesyes infotext, numeric, histogramsyesyesyes
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.noyesnoyes
Secondary indexesyesnoyes infotable attribute 'grouped'yesyes
SQL infoSupport of SQLSQL++, extends ANSI SQL to JSON for operational, transactional, and analytic use casesSQL-like query language (Circonus Analytics Query Language: CAQL)SQL-like query language (q)yesyes
APIs and other access methodsCLI Client
HTTP REST
Kafka Connector
Native language bindings for CRUD, Query, Search and Analytics APIs
Spark Connector
Spring Data
HTTP APIHTTP API
JDBC
Jupyter
Kafka
ODBC
WebSocket
ADO.NET
JDBC
ODBC
Supported programming languages.Net
C
Go
Java
JavaScript infoNode.js
Kotlin
PHP
Python
Ruby
Scala
.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript
JavaScript (Node.js)
Lisp
Lua
Perl
PHP
Python
R
Ruby
Rust
Scala
C
C#
C++
Go
J
Java
JavaScript
Lua
MatLab
Perl
PHP
Python
R
Scala
.Net
C
C++
Go
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
Server-side scripts infoStored proceduresFunctions and timers in JavaScript and UDFs in Java, Python, SQL++yes, in Luauser defined functionsJava, SQLuser defined functions
Triggersyes infovia the TAP protocolnoyes infowith viewsyesyes
Partitioning methods infoMethods for storing different data on different nodesAutomatic ShardingAutomatic, metric affinity per nodehorizontal partitioningdata is dynamically stored/cached on the nodes where it is read/writtenyes infobased on PostgreSQL
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication infoincluding cross data center replication
Source-replica replication
configurable replication factor, datacenter awareSource-replica replicationyes infoManaged transparently by NuoDByes infobased on PostgreSQL
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnono infosimilar paradigm used for internal processingnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infoselectable on a per-operation basis
Immediate consistency per node, eventual consistency across nodesImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnonoACID infotunable commit protocolACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes infoMVCCyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoEphemeral bucketsnoyesyes infoTemporary tableno
User concepts infoAccess controlUser and Administrator separation with password-based and LDAP integrated Authentication. Role-base access control.norights management via user accountsStandard SQL roles/ privileges, Administrative Usersyes infobased on PostgreSQL
More information provided by the system vendor
Couchbase infoOriginally called MembaseIRONdbKdbNuoDBPostGIS
Specific characteristicsIntegrated columnar database & programming system for streaming, real time and historical...
» more
Competitive advantagesprovides seamless scalability; runs on industry standard server platforms; is top-ranked...
» more
Typical application scenariostick database streaming sensor data massive intelligence applications oil and gas...
» more
Key customersGoldman Sachs Morgan Stanley Merrill Lynch J.P. Morgan Deutsche Bank IEX Securities...
» more
Market metricskdb+ performance and reliability proven by our customers in critical infrastructure...
» more
Licensing and pricing modelsupon request
» more

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More resources
Couchbase infoOriginally called MembaseIRONdbKdbNuoDBPostGIS
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