DBMS > Atos Standard Common Repository vs. OpenQM vs. RDF4J vs. Valentina Server

System Properties Comparison Atos Standard Common Repository vs. OpenQM vs. RDF4J vs. Valentina Server

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	OpenQM also called QM  Xexclude from comparison	RDF4J formerly known as Sesame  Xexclude from comparison	Valentina Server  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	QpenQM is a high-performance, self-tuning, multi-value DBMS	RDF4J is a Java framework for processing RDF data, supporting both memory-based and a disk-based storage.	Object-relational database and reports server
Primary database model	Document store Key-value store	Multivalue DBMS	RDF store	Relational DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 0.34 Rank #284   Overall #10   Multivalue DBMS	Score 0.74 Rank #222   Overall #9   RDF stores	Score 0.21 Rank #325   Overall #144   Relational DBMS
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	www.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qm	rdf4j.org	www.valentina-db.net
Technical documentation			rdf4j.org/­documentation	valentina-db.com/­docs/­dokuwiki/­v5/­doku.php
Developer	Atos Convergence Creators	Rocket Software, originally Martin Phillips	Since 2016 officially forked into an Eclipse project, former developer was Aduna Software.	Paradigma Software
Initial release	2016	1993	2004	1999
Current release	1703	3.4-12		5.7.5
License Commercial or Open Source	commercial	Open Source GPLv2, extended commercial license available	Open Source Eclipse Distribution License (EDL), v1.0.	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		Java
Server operating systems	Linux	AIX FreeBSD Linux macOS Raspberry Pi Solaris Windows	Linux OS X Unix Windows	Linux OS X Windows
Data scheme	Schema and schema-less with LDAP views	yes with some exceptions	yes RDF Schemas	yes
Typing predefined data types such as float or date	optional		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	yes
Secondary indexes	yes	yes	yes	yes
SQL Support of SQL	no	no	no	yes
APIs and other access methods	LDAP		Java API RIO RDF Input/Output Sail API SeRQL Sesame RDF Query Language Sesame REST HTTP Protocol SPARQL	ODBC
Supported programming languages	All languages with LDAP bindings	.Net Basic C Java Objective C PHP Python	Java PHP Python	.Net C C# C++ Objective-C PHP Ruby Visual Basic Visual Basic.NET
Server-side scripts Stored procedures	no	yes	yes	yes
Triggers	yes	yes	yes	yes
Partitioning methods Methods for storing different data on different nodes	Sharding cell division	yes	none
Replication methods Methods for redundantly storing data on multiple nodes	yes	yes	none
MapReduce Offers an API for user-defined Map/Reduce methods		no	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		yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	Atomic execution of specific operations	ACID	ACID Isolation support depends on the API used
Concurrency Support for concurrent manipulation of data	yes	yes	yes
Durability Support for making data persistent	yes	yes	yes in-memory storage is supported as well	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	yes			yes
User concepts Access control	LDAP bind authentication	Access rights can be defined down to the item level	no	fine grained access rights according to SQL-standard
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More resources
	Atos Standard Common Repository	OpenQM also called QM	RDF4J formerly known as Sesame	Valentina Server
Recent citations in the news			GraphDB Goes Open Source 27 January 2020, iProgrammer Ontotext's GraphDB 8.10 Makes Knowledge Graph Experience Faster and Richer 13 June 2019, Markets Insider provided by Google News	A Look at Valentina — SitePoint 18 April 2014, SitePoint MySQL GUI Tools for Windows and Ubuntu/Linux: Top 8 free or open source 7 December 2018, H2S Media provided by Google News

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