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DBMS > IBM Cloudant vs. IBM Db2 warehouse vs. NuoDB vs. SQL.JS

System Properties Comparison IBM Cloudant vs. IBM Db2 warehouse vs. NuoDB vs. SQL.JS

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Editorial information provided by DB-Engines
NameIBM Cloudant  Xexclude from comparisonIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonNuoDB  Xexclude from comparisonSQL.JS  Xexclude from comparison
DescriptionDatabase as a Service offering based on Apache CouchDBCloud-based data warehousing serviceNuoDB is a webscale distributed database that supports SQL and ACID transactionsPort of SQLite to JavaScript
Primary database modelDocument storeRelational DBMSRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.75
Rank#104  Overall
#19  Document stores
Score1.37
Rank#160  Overall
#74  Relational DBMS
Score0.94
Rank#197  Overall
#92  Relational DBMS
Score0.63
Rank#241  Overall
#112  Relational DBMS
Websitewww.ibm.com/­products/­cloudantwww.ibm.com/­products/­db2/­warehousewww.3ds.com/­nuodb-distributed-sql-databasesql.js.org
Technical documentationcloud.ibm.com/­docs/­Cloudantdoc.nuodb.comsql.js.org/­documentation/­index.html
DeveloperIBM, Apache Software Foundation infoIBM acquired Cloudant in February 2014IBMDassault Systèmes infooriginally NuoDB, Inc.Alon Zakai infoenhancements implemented by others
Initial release2010201420132012
License infoCommercial or Open Sourcecommercialcommercialcommercial infolimited edition freeOpen Source
Cloud-based only infoOnly available as a cloud serviceyesyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageErlangC++JavaScript
Server operating systemshostedhostedhosted infoAmazon EC2, Windows Azure, SoftLayer
Linux
OS X
Windows
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freeyesyesyes
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.nono infoImport/export of XML data possiblenono
Secondary indexesyesyesyes
SQL infoSupport of SQLnoyesyesyes infoSQL-92 is not fully supported
APIs and other access methodsRESTful HTTP/JSON API.NET Client API
JDBC
ODBC
OLE DB
ADO.NET
JDBC
ODBC
JavaScript API
Supported programming languagesC#
Java
JavaScript
Objective-C
PHP
Ruby
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
.Net
C
C++
Go
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
JavaScript
Server-side scripts infoStored proceduresView functions (Map-Reduce) in JavaScriptPL/SQL, SQL PLJava, SQLno
Triggersyesyesyesno
Partitioning methods infoMethods for storing different data on different nodesShardingShardingdata is dynamically stored/cached on the nodes where it is read/writtennone
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
yesyes infoManaged transparently by NuoDBnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate Consistencynone
Foreign keys infoReferential integritynoyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a document possibleACIDACID infotunable commit protocolACID
Concurrency infoSupport for concurrent manipulation of datayes infoOptimistic lockingyesyes infoMVCC
Durability infoSupport for making data persistentyesyesyesno infoexcept by serializing a db to a file
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes infoTemporary tableyes
User concepts infoAccess controlAccess rights for users can be defined per databasefine grained access rights according to SQL-standardStandard SQL roles/ privileges, Administrative Usersno

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More resources
IBM CloudantIBM Db2 warehouse infoformerly named IBM dashDBNuoDBSQL.JS
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