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DBMS > BigchainDB vs. IBM Cloudant vs. IBM Db2 vs. Memcached

System Properties Comparison BigchainDB vs. IBM Cloudant vs. IBM Db2 vs. Memcached

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Editorial information provided by DB-Engines
NameBigchainDB  Xexclude from comparisonIBM Cloudant  Xexclude from comparisonIBM Db2 infoformerly named DB2 or IBM Database 2  Xexclude from comparisonMemcached  Xexclude from comparison
DescriptionBigchainDB is scalable blockchain database offering decentralization, immutability and native assetsDatabase as a Service offering based on Apache CouchDBCommon in IBM host environments, 2 different versions for host and Windows/LinuxIn-memory key-value store, originally intended for caching
Primary database modelDocument storeDocument storeRelational DBMS infoSince Version 10.5 support for JSON/BSON documents compatible with MongoDBKey-value store
Secondary database modelsDocument store
RDF store infoin Db2 LUW (Linux, Unix, Windows)
Spatial DBMS infowith Db2 Spatial Extender
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.85
Rank#208  Overall
#35  Document stores
Score2.75
Rank#104  Overall
#19  Document stores
Score125.90
Rank#9  Overall
#6  Relational DBMS
Score18.08
Rank#32  Overall
#4  Key-value stores
Websitewww.bigchaindb.comwww.ibm.com/­products/­cloudantwww.ibm.com/­products/­db2www.memcached.org
Technical documentationbigchaindb.readthedocs.io/­en/­latestcloud.ibm.com/­docs/­Cloudantwww.ibm.com/­docs/­en/­db2github.com/­memcached/­memcached/­wiki
DeveloperIBM, Apache Software Foundation infoIBM acquired Cloudant in February 2014IBMDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournal
Initial release201620101983 infohost version2003
Current release12.1, October 20161.6.27, May 2024
License infoCommercial or Open SourceOpen Source infoAGPL v3commercialcommercial infofree version is availableOpen Source infoBSD license
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languagePythonErlangC and C++C
Server operating systemsLinuxhostedAIX
HP-UX
Linux
Solaris
Windows
z/OS
FreeBSD
Linux
OS X
Unix
Windows
Data schemeschema-freeschema-freeyesschema-free
Typing infopredefined data types such as float or datenonoyesno
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
Secondary indexesyesyesno
SQL infoSupport of SQLnonoyesno
APIs and other access methodsCLI Client
RESTful HTTP API
RESTful HTTP/JSON APIADO.NET
JDBC
JSON style queries infoMongoDB compatible
ODBC
XQuery
Proprietary protocol
Supported programming languagesGo
Haskell
Java
JavaScript
Python
Ruby
C#
Java
JavaScript
Objective-C
PHP
Ruby
C
C#
C++
Cobol
Delphi
Fortran
Java
Perl
PHP
Python
Ruby
Visual Basic
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
Server-side scripts infoStored proceduresView functions (Map-Reduce) in JavaScriptyesno
Triggersyesyesno
Partitioning methods infoMethods for storing different data on different nodesShardingShardingSharding infoonly with Windows/Unix/Linux Versionnone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factorMulti-source replication
Source-replica replication
yes infowith separate tools (MQ, InfoSphere)none infoRepcached, a Memcached patch, provides this functionallity
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Foreign keys infoReferential integritynonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a document possibleACIDno
Concurrency infoSupport for concurrent manipulation of datayesyes infoOptimistic lockingyesyes
Durability infoSupport for making data persistentyes,with MongoDB ord RethinkDByesyesno
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlyesAccess rights for users can be defined per databasefine grained access rights according to SQL-standardyes infousing SASL (Simple Authentication and Security Layer) protocol

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More resources
BigchainDBIBM CloudantIBM Db2 infoformerly named DB2 or IBM Database 2Memcached
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