DBMS > Atos Standard Common Repository vs. EJDB vs. Transwarp KunDB vs. Transwarp StellarDB

System Properties Comparison Atos Standard Common Repository vs. EJDB vs. Transwarp KunDB vs. Transwarp StellarDB

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	EJDB  Xexclude from comparison	Transwarp KunDB  Xexclude from comparison	Transwarp StellarDB  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	Embeddable document-store database library with JSON representation of queries (in MongoDB style)	OLTP DBMS based on a distributed architecture and highly compatible with MySQL and Oracle	A distributed graph DBMS built for enterprise-level graph applications
Primary database model	Document store Key-value store	Document store	Relational DBMS	Graph DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 0.31 Rank #296   Overall #44   Document stores	Score 0.14 Rank #341   Overall #149   Relational DBMS	Score 0.07 Rank #371   Overall #39   Graph DBMS
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	github.com/­Softmotions/­ejdb	www.transwarp.cn/­en/­product/­kundb	www.transwarp.cn/­en/­product/­stellardb
Technical documentation		github.com/­Softmotions/­ejdb/­blob/­master/­README.md
Developer	Atos Convergence Creators	Softmotions	Transwarp	Transwarp
Initial release	2016	2012
Current release	1703
License Commercial or Open Source	commercial	Open Source GPLv2	commercial	commercial
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	C
Server operating systems	Linux	server-less
Data scheme	Schema and schema-less with LDAP views	schema-free	yes
Typing predefined data types such as float or date	optional	yes string, integer, double, bool, date, object_id	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
Secondary indexes	yes	no	yes
SQL Support of SQL	no	no	yes	SQL-like query language
APIs and other access methods	LDAP	in-process shared library		OpenCypher
Supported programming languages	All languages with LDAP bindings	Actionscript C C# C++ Go Java JavaScript (Node.js) Lua Objective-C Pike Python Ruby
Server-side scripts Stored procedures	no	no	yes
Triggers	yes	no	yes
Partitioning methods Methods for storing different data on different nodes	Sharding cell division	none	horizontal partitioning	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	yes	none
MapReduce Offers an API for user-defined Map/Reduce methods		no	no
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency or Eventual Consistency depending on configuration		Immediate Consistency
Foreign keys Referential integrity	no	no typically not needed, however similar functionality with collection joins possible	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 Read/Write 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
User concepts Access control	LDAP bind authentication	no	yes	yes
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More resources
	Atos Standard Common Repository	EJDB	Transwarp KunDB	Transwarp StellarDB
Recent citations in the news	Infographic: What makes a Mobile Operator's setup future proof? 10 February 2024, Atos provided by Google News

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