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DBMS > Couchbase vs. CrateDB vs. eXtremeDB vs. Microsoft Access

System Properties Comparison Couchbase vs. CrateDB vs. eXtremeDB vs. Microsoft Access

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Editorial information provided by DB-Engines
NameCouchbase infoOriginally called Membase  Xexclude from comparisonCrateDB  Xexclude from comparisoneXtremeDB  Xexclude from comparisonMicrosoft Access  Xexclude from comparison
DescriptionA distributed document store with a powerful search engine and in-built operational and analytical capabilitiesDistributed Date Store based on LuceneNatively in-memory DBMS with options for persistency, high-availability and clusteringMicrosoft Access combines a backend RDBMS (JET / ACE Engine) with a GUI frontend for data manipulation and queries. infoThe Access frontend is often used for accessing other datasources (DBMS, Excel, etc.)
Primary database modelDocument storeRelational DBMS
Search engine
Relational DBMS
Time Series DBMS
Relational DBMS
Secondary database modelsKey-value store infooriginating from the former Membase product and supporting the Memcached protocol
Spatial DBMS infousing the Geocouch extension
Document store
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score28.38
Rank#30  Overall
#5  Document stores
Score0.97
Rank#178  Overall
#86  Relational DBMS
#13  Search engines
Score0.68
Rank#209  Overall
#100  Relational DBMS
#15  Time Series DBMS
Score143.44
Rank#9  Overall
#6  Relational DBMS
Websitewww.couchbase.comcrate.iowww.mcobject.comwww.microsoft.com/­en-us/­microsoft-365/­access
Technical documentationdocs.couchbase.comcrate.io/­docswww.mcobject.com/­docs/­extremedb.htmdeveloper.microsoft.com/­en-us/­access
DeveloperCouchbase, Inc.CrateMcObjectMicrosoft
Initial release2011201320011992
Current releaseServer: 7.0, July 2021; Mobile: 3, February 2022; Couchbase Capella, October 20218.2, 20211902 (16.0.11328.20222), March 2019
License infoCommercial or Open SourceOpen Source infoApache version 2; Commercial licenses also availableOpen Sourcecommercialcommercial infoBundled with Microsoft Office
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 ErlangJavaC and C++C++
Server operating systemsLinux
OS X
Windows
All OS with a Java 7 (and higher) VMAIX
HP-UX
Linux
macOS
Solaris
Windows
Windows infoNot a real database server, but making use of DLLs
Data schemeschema-freeFlexible Schema (defined schema, partial schema, schema free)yesyes
Typing infopredefined data types such as float or dateyes infoString, Boolean, Numberyesyesyes
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.nono infosupport of XML interfaces available
Secondary indexesyesyesyesyes
SQL infoSupport of SQLDeclarative query language (N1QL) that extends ANSI SQL to JSON. First commercial implementation of SQL++.yes, but no triggers and constraintsyes infowith the option: eXtremeSQLyes infobut not compliant to any SQL standard
APIs and other access methodsNative language bindings for CRUD, Query, Search and Analytics APIsADO.NET infocommunity maintained client
JDBC
MQTT (Message Queue Telemetry Transport)
PostgreSQL wire protocol
Prometheus Remote Read/Write
RESTful HTTP API
.NET Client API
JDBC
JNI
ODBC
Proprietary protocol
RESTful HTTP API
ADO.NET
DAO
ODBC
OLE DB
Supported programming languages.Net
C
Go
Java
JavaScript infoNode.js
PHP
Python
Ruby
Scala
Erlang
Go infocommunity maintained client
Java
JavaScript (Node.js) infocommunity maintained client
Perl infocommunity maintained client
PHP
Python
Ruby infocommunity maintained client
Scala infocommunity maintained client
.Net
C
C#
C++
Java
Lua
Python
Scala
C
C#
C++
Delphi
Java (JDBC-ODBC)
VBA
Visual Basic.NET
Server-side scripts infoStored proceduresFunctions and timers in JavaScriptuser defined functionsyesyes infosince Access 2010 using the ACE-engine
Triggersyes infovia the TAP protocolnoyes infoby defining eventsyes infosince Access 2010 using the ACE-engine
Partitioning methods infoMethods for storing different data on different nodesShardingShardinghorizontal partitioning / shardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication infoincluding cross data center replication
Source-replica replication
selectable replication factorActive Replication Fabric™ for IoT
Multi-source replication infoby means of eXtremeDB Cluster option
Source-replica replication infoby means of eXtremeDB High Availability option
none
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
Eventual Consistency
Read Your Own Writes Consistency infofor primary key lookups
Immediate Consistency
Foreign keys infoReferential integritynonoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno infounique row identifiers can be used for implementing an optimistic concurrency control strategyACIDACID infobut no files for transaction logging
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoOptimistic (MVCC) and pessimistic (locking) strategies availableyes
Durability infoSupport for making data persistentyesyesyesyes infobut no files for transaction logging
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoEphemeral bucketsnoyes
User concepts infoAccess controlUser and Administrator separation with password-based and LDAP integrated Authenticationrights management via user accountsno infoa simple user-level security was built in till version Access 2003
More information provided by the system vendor
Couchbase infoOriginally called MembaseCrateDBeXtremeDBMicrosoft Access
Specific characteristicsDeveloped as an alternative to traditionally inflexible relational databases, Couchbase...
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CrateDB is an open source distributed SQL database that spreads data and processing...
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eXtremeDB is an in-memory and/or persistent database system that offers an ultra-small...
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Competitive advantagesCouchbase was architected with several differentiated capabilities: Shared-nothing,...
» more
CrateDB is typically used in operational analytics applications, particularly those...
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eXtremeDB databases can be modeled relationally or as objects and can utilize SQL...
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Typical application scenariosCustomer 360 for user profile, session store and data aggregation (Comcast, Equifax,...
» more
CrateDB is ideal for integrating and analyzing streams of data--often machine-generated--in...
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IoT application across all markets: Industrial Control, Netcom, Telecom, Defense,...
» more
Key customersAmadeus, AT&T, BD (Becton, Dickinson and Company), Carrefour, Cisco, Comcast, Disney,...
» more
CrateDB customers include McAfee, Qualtrics , Nokia, NBC Golfnow , Digital Domain...
» more
Schneider Electronics, F5 Networks, TNS, Boeing, Northrop Grumman, GoPro, ViaSat,...
» more
Market metricsNamed a leader in the Forrester Wave™: Big Data NoSQL, Q1 2019 Over 10M downloads...
» more
The CrateDB open source project was started in 2014. CrateDB was the winner of TechCrunch...
» more
With hundreds of customers and over 30 million devices/applications using the product...
» more
Licensing and pricing modelsThe Community Edition (CE) of Couchbase Server and Couchbase Mobile are available...
» more
CrateDB pricing CrateDB Community Edition is open source and free to use under the...
» more
For server use cases, there is a simple per-server license irrespective of the number...
» more

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More resources
Couchbase infoOriginally called MembaseCrateDBeXtremeDBMicrosoft Access
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