DBMS > Atos Standard Common Repository vs. Badger vs. Greenplum vs. Sadas Engine

System Properties Comparison Atos Standard Common Repository vs. Badger vs. Greenplum vs. Sadas Engine

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	Badger  Xexclude from comparison	Greenplum  Xexclude from comparison	Sadas Engine  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	An embeddable, persistent, simple and fast Key-Value Store, written purely in Go.	Analytic Database platform built on PostgreSQL. Full name is Pivotal Greenplum Database A logical database in Greenplum is an array of individual PostgreSQL databases working together to present a single database image.	SADAS Engine is a columnar DBMS specifically designed for high performance in data warehouse environments
Primary database model	Document store Key-value store	Key-value store	Relational DBMS	Relational DBMS
Secondary database models			Document store Spatial DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 0.22 Rank #320   Overall #47   Key-value stores	Score 8.08 Rank #48   Overall #31   Relational DBMS	Score 0.07 Rank #373   Overall #157   Relational DBMS
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	github.com/­dgraph-io/­badger	greenplum.org	www.sadasengine.com
Technical documentation		godoc.org/­github.com/­dgraph-io/­badger	docs.greenplum.org	www.sadasengine.com/­en/­sadas-engine-download-free-trial-and-documentation/­#documentation
Developer	Atos Convergence Creators	DGraph Labs	Pivotal Software Inc.	SADAS s.r.l.
Initial release	2016	2017	2005	2006
Current release	1703		7.0.0, September 2023	8.0
License Commercial or Open Source	commercial	Open Source Apache 2.0	Open Source Apache 2.0	commercial free trial version available
Cloud-based only Only available as a cloud service	no	no	no	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language	Java	Go		C++
Server operating systems	Linux	BSD Linux OS X Solaris Windows	Linux	AIX Linux Windows
Data scheme	Schema and schema-less with LDAP views	schema-free	yes	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	yes since Version 4.2	no
Secondary indexes	yes	no	yes	yes
SQL Support of SQL	no	no	yes	yes
APIs and other access methods	LDAP		JDBC ODBC	JDBC ODBC Proprietary protocol
Supported programming languages	All languages with LDAP bindings	Go	C Java Perl Python R	.Net C C# C++ Groovy Java PHP Python
Server-side scripts Stored procedures	no	no	yes	no
Triggers	yes	no	yes	no
Partitioning methods Methods for storing different data on different nodes	Sharding cell division	none	Sharding	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	yes	none	Source-replica replication	none
MapReduce Offers an API for user-defined Map/Reduce methods		no	yes	no
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency or Eventual Consistency depending on configuration	none	Immediate Consistency	Immediate Consistency
Foreign keys Referential integrity	no	no	yes	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	Atomic execution of specific operations	no	ACID
Concurrency Support for concurrent manipulation of data	yes	yes	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	yes managed by 'Learn by Usage'
User concepts Access control	LDAP bind authentication	no	fine grained access rights according to SQL-standard	Access rights for users, groups and roles according to SQL-standard
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More resources
	Atos Standard Common Repository	Badger	Greenplum	Sadas Engine
Recent citations in the news			1. Introducing the Greenplum Database - Data Warehousing with Greenplum [Book] 6 December 2018, oreilly.com VMware Greenplum on AWS: Parallel Postgres for Enterprise Analytics at Scale | Amazon Web Services 9 September 2019, AWS Blog RSA: EMC integrates Hadoop with Greenplum database 26 February 2013, DatacenterDynamics Greenplum 6 ventures outside the analytic box | ZDNET 19 March 2019, ZDNet Greenplum 6 review: Jack of all trades, master of some 7 November 2019, InfoWorld provided by Google News

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