DBMS > Atos Standard Common Repository vs. IBM Cloudant vs. Newts vs. Postgres-XL

System Properties Comparison Atos Standard Common Repository vs. IBM Cloudant vs. Newts vs. Postgres-XL

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	IBM Cloudant  Xexclude from comparison	Newts  Xexclude from comparison	Postgres-XL  Xexclude from comparison
	This system has been discontinued and will be removed from the DB-Engines ranking.
Description	Highly scalable database system, designed for managing session and subscriber data in modern mobile communication networks	Database as a Service offering based on Apache CouchDB	Time Series DBMS based on Cassandra	Based on PostgreSQL enhanced with MPP and write-scale-out cluster features
Primary database model	Document store Key-value store	Document store	Time Series DBMS	Relational DBMS
Secondary database models				Document store Spatial DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 2.75 Rank #104   Overall #19   Document stores	Score 0.07 Rank #375   Overall #41   Time Series DBMS	Score 0.53 Rank #254   Overall #117   Relational DBMS
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	www.ibm.com/­products/­cloudant	opennms.github.io/­newts	www.postgres-xl.org
Technical documentation		cloud.ibm.com/­docs/­Cloudant	github.com/­OpenNMS/­newts/­wiki	www.postgres-xl.org/­documentation
Developer	Atos Convergence Creators	IBM, Apache Software Foundation IBM acquired Cloudant in February 2014	OpenNMS Group
Initial release	2016	2010	2014	2014 since 2012, originally named StormDB
Current release	1703			10 R1, October 2018
License Commercial or Open Source	commercial	commercial	Open Source Apache 2.0	Open Source Mozilla public license
Cloud-based only Only available as a cloud service	no	yes	no	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language	Java	Erlang	Java	C
Server operating systems	Linux	hosted	Linux OS X Windows	Linux macOS
Data scheme	Schema and schema-less with LDAP views	schema-free	schema-free	yes
Typing predefined data types such as float or date	optional	no	yes	yes
XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.	yes	no	no	yes XML type, but no XML query functionality
Secondary indexes	yes	yes	no	yes
SQL Support of SQL	no	no	no	yes distributed, parallel query execution
APIs and other access methods	LDAP	RESTful HTTP/JSON API	HTTP REST Java API	ADO.NET JDBC native C library ODBC streaming API for large objects
Supported programming languages	All languages with LDAP bindings	C# Java JavaScript Objective-C PHP Ruby	Java	.Net C C++ Delphi Erlang Java JavaScript (Node.js) Perl PHP Python Tcl
Server-side scripts Stored procedures	no	View functions (Map-Reduce) in JavaScript	no	user defined functions
Triggers	yes	yes	no	yes
Partitioning methods Methods for storing different data on different nodes	Sharding cell division	Sharding	Sharding based on Cassandra	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	yes	Multi-source replication Source-replica replication	selectable replication factor based on Cassandra
MapReduce Offers an API for user-defined Map/Reduce methods		yes	no	no
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency or Eventual Consistency depending on configuration	Eventual Consistency	Eventual Consistency based on Cassandra Immediate Consistency based on Cassandra	Immediate Consistency
Foreign keys Referential integrity	no	no	no	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	Atomic execution of specific operations	no atomic operations within a document possible	no	ACID MVCC
Concurrency Support for concurrent manipulation of data	yes	yes Optimistic locking	yes	yes
Durability Support for making data persistent	yes	yes	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	yes	no	no	no
User concepts Access control	LDAP bind authentication	Access rights for users can be defined per database	no	fine grained access rights according to SQL-standard
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More resources
	Atos Standard Common Repository	IBM Cloudant	Newts	Postgres-XL
Recent citations in the news		Cloudant Best (and Worst) Practices — Part 1 18 March 2019, ibm.com Intro to Enterprise Cloud Storage: How to Set Up a Cloudant Database 1 December 2014, Linux.com IBM Expands Cloud Database Services with Kubernetes 26 September 2019, EnterpriseAI IBM Code Engine and IBM Cloudant: Serverless Data and Infrastructure 16 August 2021, ibm.com IBM to Purchase Cloudant Database as a service (DBaaS) Provider 22 March 2014, App Developer Magazine provided by Google News

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