DBMS > Atos Standard Common Repository vs. Dgraph vs. OpenTenBase vs. Postgres-XL

System Properties Comparison Atos Standard Common Repository vs. Dgraph vs. OpenTenBase vs. Postgres-XL

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	Dgraph  Xexclude from comparison	OpenTenBase  Xexclude from comparison	Postgres-XL  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	Distributed and scalable native Graph DBMS	An enterprise-level distributed HTAP open source database based on PostgreSQL	Based on PostgreSQL enhanced with MPP and write-scale-out cluster features
Primary database model	Document store Key-value store	Graph DBMS	Relational DBMS	Relational DBMS
Secondary database models				Document store Spatial DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 1.53 Rank #152   Overall #15   Graph DBMS	Score 0.08 Rank #370   Overall #156   Relational DBMS	Score 0.53 Rank #254   Overall #117   Relational DBMS
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	dgraph.io	github.com/­OpenTenBase/­OpenTenBase www.opentenbase.org	www.postgres-xl.org
Technical documentation		dgraph.io/­docs	docs.opentenbase.org docs.opentenbase.org/­en	www.postgres-xl.org/­documentation
Developer	Atos Convergence Creators	Dgraph Labs, Inc.	OpenAtom Foundation, previously Tencent
Initial release	2016	2016		2014 since 2012, originally named StormDB
Current release	1703		2.5, January 2024	10 R1, October 2018
License Commercial or Open Source	commercial	Open Source Apache 2.0	Open Source BSD-3	Open Source Mozilla public license
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	Linux OS X Windows	Linux	Linux macOS
Data scheme	Schema and schema-less with LDAP views	schema-free	yes	yes
Typing predefined data types such as float or date	optional	yes	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 XML type, but no XML query functionality
Secondary indexes	yes	yes	yes	yes
SQL Support of SQL	no	no	yes	yes distributed, parallel query execution
APIs and other access methods	LDAP	GraphQL query language gRPC (using protocol buffers) API HTTP API		ADO.NET JDBC native C library ODBC streaming API for large objects
Supported programming languages	All languages with LDAP bindings	C# C++ Go Java JavaScript (Node.js) PHP Python Ruby	C Go Java PHP Python	.Net C C++ Delphi Erlang Java JavaScript (Node.js) Perl PHP Python Tcl
Server-side scripts Stored procedures	no	no		user defined functions
Triggers	yes	no	yes	yes
Partitioning methods Methods for storing different data on different nodes	Sharding cell division	yes	Sharding	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	yes	Synchronous replication via Raft	yes
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	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	ACID	ACID	ACID MVCC
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
User concepts Access control	LDAP bind authentication	no Planned for future releases	Access rights for users, groups and roles according to SQL-standard	fine grained access rights according to SQL-standard
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More resources
	Atos Standard Common Repository	Dgraph	OpenTenBase	Postgres-XL
Recent citations in the news		Dgraph on AWS: Setting up a horizontally scalable graph database 1 September 2020, AWS Blog Popular Open Source GraphQL Company Dgraph Secures $6M in Seed Round with New Leadership 20 July 2022, PR Newswire Dgraph Rises to the Top Graph Database on GitHub With 11 G2 Badges and 11M Downloads 26 May 2021, Business Wire Dgraph raises $11.5 million for scalable graph database solutions 31 July 2019, VentureBeat Dgraph raises $3M for its open-source distributed graph database, hits 1.0 release 19 December 2017, TechCrunch provided by Google News

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