DBMS > AnzoGraph DB vs. Atos Standard Common Repository vs. EJDB vs. EventStoreDB

System Properties Comparison AnzoGraph DB vs. Atos Standard Common Repository vs. EJDB vs. EventStoreDB

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Name	AnzoGraph DB  Xexclude from comparison	Atos Standard Common Repository  Xexclude from comparison	EJDB  Xexclude from comparison	EventStoreDB  Xexclude from comparison
		This system has been discontinued and will be removed from the DB-Engines ranking.
Description	Scalable graph database built for online analytics and data harmonization with MPP scaling, high-performance analytical algorithms and reasoning, and virtualization	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)	Industrial-strength, open-source database solution built from the ground up for event sourcing.
Primary database model	Graph DBMS RDF store	Document store Key-value store	Document store	Event Store
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.29 Rank #303   Overall #25   Graph DBMS #14   RDF stores		Score 0.31 Rank #296   Overall #44   Document stores	Score 1.19 Rank #173   Overall #1   Event Stores
Website	cambridgesemantics.com/­anzograph	atos.net/en/convergence-creators/portfolio/standard-common-repository	github.com/­Softmotions/­ejdb	www.eventstore.com
Technical documentation	docs.cambridgesemantics.com/­anzograph/­userdoc/­home.htm		github.com/­Softmotions/­ejdb/­blob/­master/­README.md	developers.eventstore.com
Developer	Cambridge Semantics	Atos Convergence Creators	Softmotions	Event Store Limited
Initial release	2018	2016	2012	2012
Current release	2.3, January 2021	1703		21.2, February 2021
License Commercial or Open Source	commercial free trial version available	commercial	Open Source GPLv2	Open Source
Cloud-based only Only available as a cloud service	no	no	no	no
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Implementation language		Java	C
Server operating systems	Linux	Linux	server-less	Linux Windows
Data scheme	Schema-free and OWL/RDFS-schema support	Schema and schema-less with LDAP views	schema-free
Typing predefined data types such as float or date		optional	yes string, integer, double, bool, date, object_id
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.	no	yes
Secondary indexes	no	yes	no
SQL Support of SQL	SPARQL and SPARQL* as primary query language. Cypher preview.	no	no
APIs and other access methods	Apache Mule gRPC JDBC Kafka OData access for BI tools OpenCypher RESTful HTTP API SPARQL	LDAP	in-process shared library
Supported programming languages	C++ Java Python	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	user defined functions and aggregates	no	no
Triggers	no	yes	no
Partitioning methods Methods for storing different data on different nodes	Automatic sharding	Sharding cell division	none
Replication methods Methods for redundantly storing data on multiple nodes	Multi-source replication in MPP-Cluster	yes	none
MapReduce Offers an API for user-defined Map/Reduce methods	Kerberos/HDFS data loading		no
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency in MPP-Cluster	Immediate Consistency or Eventual Consistency depending on configuration
Foreign keys Referential integrity	no not needed in graphs	no	no typically not needed, however similar functionality with collection joins possible
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	Atomic execution of specific operations	no
Concurrency Support for concurrent manipulation of data	yes	yes	yes Read/Write Locking
Durability Support for making data persistent	yes	yes	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	Access rights for users and roles	LDAP bind authentication	no
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More resources
	AnzoGraph DB	Atos Standard Common Repository	EJDB	EventStoreDB
Recent citations in the news	AnzoGraph review: A graph database for deep analytics 15 April 2019, InfoWorld Cambridge Semantics Unveils AnzoGraph DB with Geospatial Analytics 19 June 2020, Solutions Review AnzoGraph: A W3C Standards-Based Graph Database | by Jo Stichbury 8 February 2019, Towards Data Science Cambridge Semantics Fits AnzoGraph DB with More Speed, Free Access 23 January 2020, Solutions Review Back to the future: Does graph database success hang on query language? 5 March 2018, ZDNet provided by Google News

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