DBMS > Atos Standard Common Repository vs. etcd vs. Stardog vs. Transwarp KunDB

System Properties Comparison Atos Standard Common Repository vs. etcd vs. Stardog vs. Transwarp KunDB

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	etcd  Xexclude from comparison	Stardog  Xexclude from comparison	Transwarp KunDB  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	A distributed reliable key-value store	Enterprise Knowledge Graph platform and graph DBMS with high availability, high performance reasoning, and virtualization	OLTP DBMS based on a distributed architecture and highly compatible with MySQL and Oracle
Primary database model	Document store Key-value store	Key-value store	Graph DBMS RDF store	Relational DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 7.03 Rank #54   Overall #5   Key-value stores	Score 2.07 Rank #122   Overall #11   Graph DBMS #6   RDF stores	Score 0.14 Rank #341   Overall #149   Relational DBMS
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	etcd.io github.com/­etcd-io/­etcd	www.stardog.com	www.transwarp.cn/­en/­product/­kundb
Technical documentation		etcd.io/­docs github.com/­etcd-io/­etcd/­tree/­master/­Documentation	docs.stardog.com
Developer	Atos Convergence Creators		Stardog-Union	Transwarp
Initial release	2016		2010
Current release	1703	3.4, August 2019	7.3.0, May 2020
License Commercial or Open Source	commercial	Open Source Apache Version 2.0	commercial 60-day fully-featured trial license; 1-year fully-featured non-commercial use license for academics/students	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	Go	Java
Server operating systems	Linux	FreeBSD Linux Windows experimental	Linux macOS Windows
Data scheme	Schema and schema-less with LDAP views	schema-free	schema-free and OWL/RDFS-schema support	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 Import/export of XML data possible
Secondary indexes	yes	no	yes supports real-time indexing in full-text and geospatial	yes
SQL Support of SQL	no	no	Yes, compatible with all major SQL variants through dedicated BI/SQL Server	yes
APIs and other access methods	LDAP	gRPC JSON over HTTP	GraphQL query language HTTP API Jena RDF API OWL RDF4J API Sesame REST HTTP Protocol SNARL SPARQL Spring Data Stardog Studio TinkerPop 3
Supported programming languages	All languages with LDAP bindings	.Net C C++ Clojure Erlang Go Haskell Java JavaScript (Node.js) Perl PHP Python R Ruby Rust Scala Tcl	.Net Clojure Groovy Java JavaScript Python Ruby
Server-side scripts Stored procedures	no	no	user defined functions and aggregates, HTTP Server extensions in Java	yes
Triggers	yes	yes, watching key changes	yes via event handlers	yes
Partitioning methods Methods for storing different data on different nodes	Sharding cell division		none	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	yes	Using Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.	Multi-source replication in HA-Cluster
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	Immediate Consistency in HA-Cluster	Immediate Consistency
Foreign keys Referential integrity	no	no	yes relationships in graphs	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	Atomic execution of specific operations	no	ACID	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	yes
User concepts Access control	LDAP bind authentication	no	Access rights for users and roles	yes
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More resources
	Atos Standard Common Repository	etcd	Stardog	Transwarp KunDB
Recent citations in the news		Monitor Amazon EKS Control Plane metrics using AWS Open Source monitoring services | Amazon Web Services 12 October 2023, AWS Blog ETCD guidelines: RBI seeks to balance rupee stability, competitiveness | Policy Circle 8 April 2024, Policy Circle Apache APISIX Without etcd? 27 July 2023, hackernoon.com RBI reiterates need for underlying forex exposure for rupee derivatives transactions | Stock Market News 5 April 2024, Mint Killing a market, softly: How an RBI communique could end India's thriving ETCD market 7 April 2024, IndiaTimes provided by Google News

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