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DBMS > Couchbase vs. Drizzle vs. NuoDB vs. OpenQM

System Properties Comparison Couchbase vs. Drizzle vs. NuoDB vs. OpenQM

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Editorial information provided by DB-Engines
NameCouchbase infoOriginally called Membase  Xexclude from comparisonDrizzle  Xexclude from comparisonNuoDB  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparison
Drizzle has published its last release in September 2012. The open-source project is discontinued and Drizzle is excluded from the DB-Engines ranking.
DescriptionA distributed document store with a powerful search engine and in-built operational and analytical capabilitiesMySQL fork with a pluggable micro-kernel and with an emphasis of performance over compatibility.NuoDB is a webscale distributed database that supports SQL and ACID transactionsQpenQM is a high-performance, self-tuning, multi-value DBMS
Primary database modelDocument storeRelational DBMSRelational DBMSMultivalue DBMS
Secondary database modelsKey-value store infooriginating from the former Membase product and supporting the Memcached protocol
Spatial DBMS infousing the Geocouch extension
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score28.38
Rank#30  Overall
#5  Document stores
Score0.97
Rank#179  Overall
#87  Relational DBMS
Score0.23
Rank#284  Overall
#10  Multivalue DBMS
Websitewww.couchbase.comnuodb.comwww.openqm.com
Technical documentationdocs.couchbase.comdoc.nuodb.comwww.openqm.com/­support/­documentation
DeveloperCouchbase, Inc.Drizzle project, originally started by Brian AkerNuoDB, Inc.Martin Phillips
Initial release2011200820131993
Current releaseServer: 7.0, July 2021; Mobile: 3, February 2022; Couchbase Capella, October 20217.2.4, September 20123.4-12
License infoCommercial or Open SourceOpen Source infoApache version 2; Commercial licenses also availableOpen Source infoGNU GPLcommercial infolimited edition freeOpen Source infoGPLv2, extended commercial license available
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.
Couchbase Capella: a fully managed database-as-a-service that eliminates database management efforts and reduces cost
Implementation languageC, C++, Go and ErlangC++C++
Server operating systemsLinux
OS X
Windows
FreeBSD
Linux
OS X
hosted infoAmazon EC2, Windows Azure, SoftLayer
Linux
OS X
Windows
AIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Data schemeschema-freeyesyesyes infowith some exceptions
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 indexesyesyesyesyes
SQL infoSupport of SQLDeclarative query language (N1QL) that extends ANSI SQL to JSON. First commercial implementation of SQL++.yes infowith proprietary extensionsyesno
APIs and other access methodsNative language bindings for CRUD, Query, Search and Analytics APIsJDBCADO.NET
JDBC
ODBC
Supported programming languages.Net
C
Go
Java
JavaScript infoNode.js
PHP
Python
Ruby
Scala
C
C++
Java
PHP
.Net
C
C++
Go
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
.Net
Basic
C
Java
Objective C
PHP
Python
Server-side scripts infoStored proceduresFunctions and timers in JavaScriptnoJava, SQLyes
Triggersyes infovia the TAP protocolno infohooks for callbacks inside the server can be used.yesyes
Partitioning methods infoMethods for storing different data on different nodesShardingShardingdata is dynamically stored/cached on the nodes where it is read/writtenyes
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication infoincluding cross data center replication
Source-replica replication
Multi-source replication
Source-replica replication
yes infoManaged transparently by NuoDByes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
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 integritynoyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID infotunable commit protocolACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoMVCCyes
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.yes infoEphemeral bucketsyes infoTemporary table
User concepts infoAccess controlUser and Administrator separation with password-based and LDAP integrated AuthenticationPluggable authentication mechanisms infoe.g. LDAP, HTTPStandard SQL roles/ privileges, Administrative UsersAccess rights can be defined down to the item level
More information provided by the system vendor
Couchbase infoOriginally called MembaseDrizzleNuoDBOpenQM infoalso called QM
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 MembaseDrizzleNuoDBOpenQM infoalso called QM
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Recent citations in the news

Dassault Systèmes Announces the Acquisition of NuoDB, a Cloud-Native Distributed SQL Database Leader
25 November 2020, Business Wire

NuoDB set to improve distributed SQL performance
7 January 2020, TechTarget

NuoDB 4.0 improves cloud-native database capabilities
31 July 2019, TechTarget

Dassault Systèmes Announces the Acquisition of NuoDB
3 December 2020, ARC Advisory Group

Exploring the Architecture of the NuoDB Database, Part 1
12 July 2013, InfoQ.com

provided by Google News

OpenQM
22 July 2019, International Spectrum Magazine

provided by Google News

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