DBMS > Atos Standard Common Repository vs. LokiJS vs. OpenQM vs. Splice Machine

System Properties Comparison Atos Standard Common Repository vs. LokiJS vs. OpenQM vs. Splice Machine

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	LokiJS  Xexclude from comparison	OpenQM also called QM  Xexclude from comparison	Splice Machine  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	In-memory JavaScript DBMS	QpenQM is a high-performance, self-tuning, multi-value DBMS	Open-Source SQL RDBMS for Operational and Analytical use cases with native Machine Learning, powered by Hadoop and Spark
Primary database model	Document store Key-value store	Document store	Multivalue DBMS	Relational DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 0.49 Rank #260   Overall #42   Document stores	Score 0.34 Rank #284   Overall #10   Multivalue DBMS	Score 0.54 Rank #252   Overall #115   Relational DBMS
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	github.com/­techfort/­LokiJS	www.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qm	splicemachine.com
Technical documentation		techfort.github.io/­LokiJS		splicemachine.com/­how-it-works
Developer	Atos Convergence Creators		Rocket Software, originally Martin Phillips	Splice Machine
Initial release	2016	2014	1993	2014
Current release	1703		3.4-12	3.1, March 2021
License Commercial or Open Source	commercial	Open Source	Open Source GPLv2, extended commercial license available	Open Source AGPL 3.0, commercial license 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	JavaScript		Java
Server operating systems	Linux	server-less, requires a JavaScript environment (browser, Node.js)	AIX FreeBSD Linux macOS Raspberry Pi Solaris Windows	Linux OS X Solaris Windows
Data scheme	Schema and schema-less with LDAP views	schema-free	yes with some exceptions	yes
Typing predefined data types such as float or date	optional	no		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
Secondary indexes	yes	yes via views	yes	yes
SQL Support of SQL	no	no	no	yes
APIs and other access methods	LDAP	JavaScript API		JDBC Native Spark Datasource ODBC
Supported programming languages	All languages with LDAP bindings	JavaScript	.Net Basic C Java Objective C PHP Python	C# C++ Java JavaScript (Node.js) Python R Scala
Server-side scripts Stored procedures	no	View functions in JavaScript	yes	yes Java
Triggers	yes	yes	yes	yes
Partitioning methods Methods for storing different data on different nodes	Sharding cell division	none	yes	Shared Nothhing Auto-Sharding, Columnar Partitioning
Replication methods Methods for redundantly storing data on multiple nodes	yes	none	yes	Multi-source replication Source-replica replication
MapReduce Offers an API for user-defined Map/Reduce methods		yes	no	Yes, via Full Spark Integration
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	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 single collection possible	ACID	ACID
Concurrency Support for concurrent manipulation of data	yes		yes	yes, multi-version concurrency control (MVCC)
Durability Support for making data persistent	yes	yes Serialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	yes	yes		yes
User concepts Access control	LDAP bind authentication	no	Access rights can be defined down to the item level	Access rights for users, groups and roles according to SQL-standard
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More resources
	Atos Standard Common Repository	LokiJS	OpenQM also called QM	Splice Machine
DB-Engines blog posts		New kids on the block: database management systems implemented in JavaScript 1 December 2014, Matthias Gelbmann show all
Recent citations in the news		LokiJS - A JavaScript Database 18 November 2014, iProgrammer provided by Google News		Machine learning data pipeline outfit Splice Machine files for insolvency 26 August 2021, The Register Splice Machine Launches the Splice Machine Feature Store to Simplify Feature Engineering and Democratize Machine ... 19 January 2021, PR Newswire Splice Machine Launches Feature Store to Simplify Feature Engineering 19 January 2021, Datanami Real-time machine learning with Splice Machine's ML Manager 17 April 2019, TechTarget How To Axe Db2 But Keep Your Code 10 March 2020, Towards Data Science provided by Google News

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