DBMS > Atos Standard Common Repository vs. Hazelcast vs. KairosDB vs. OpenTenBase

System Properties Comparison Atos Standard Common Repository vs. Hazelcast vs. KairosDB vs. OpenTenBase

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	Hazelcast  Xexclude from comparison	KairosDB  Xexclude from comparison	OpenTenBase  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 widely adopted in-memory data grid	Distributed Time Series DBMS based on Cassandra or H2	An enterprise-level distributed HTAP open source database based on PostgreSQL
Primary database model	Document store Key-value store	Key-value store	Time Series DBMS	Relational DBMS
Secondary database models		Document store JSON support with IMDG 3.12
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 5.46 Rank #61   Overall #7   Key-value stores	Score 0.67 Rank #233   Overall #20   Time Series DBMS	Score 0.08 Rank #370   Overall #156   Relational DBMS
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	hazelcast.com	github.com/­kairosdb/­kairosdb	github.com/­OpenTenBase/­OpenTenBase www.opentenbase.org
Technical documentation		hazelcast.org/­imdg/­docs	kairosdb.github.io	docs.opentenbase.org docs.opentenbase.org/­en
Developer	Atos Convergence Creators	Hazelcast		OpenAtom Foundation, previously Tencent
Initial release	2016	2008	2013
Current release	1703	5.3.6, November 2023	1.2.2, November 2018	2.5, January 2024
License Commercial or Open Source	commercial	Open Source Apache Version 2; commercial licenses available	Open Source Apache 2.0	Open Source BSD-3
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	Java
Server operating systems	Linux	All OS with a Java VM	Linux OS X Windows	Linux
Data scheme	Schema and schema-less with LDAP views	schema-free	schema-free	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	yes the object must implement a serialization strategy	no
Secondary indexes	yes	yes	no	yes
SQL Support of SQL	no	SQL-like query language	no	yes
APIs and other access methods	LDAP	JCache JPA Memcached protocol RESTful HTTP API	Graphite protocol HTTP REST Telnet API
Supported programming languages	All languages with LDAP bindings	.Net C# C++ Clojure Go Java JavaScript (Node.js) Python Scala	Java JavaScript Node.js PHP Python	C Go Java PHP Python
Server-side scripts Stored procedures	no	yes Event Listeners, Executor Services	no
Triggers	yes	yes Events	no	yes
Partitioning methods Methods for storing different data on different nodes	Sharding cell division	Sharding	Sharding based on Cassandra	Sharding
Replication methods Methods for redundantly storing data on multiple nodes	yes	yes Replicated Map	selectable replication factor based on Cassandra	yes
MapReduce Offers an API for user-defined Map/Reduce methods		yes	no
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency or Eventual Consistency depending on configuration	Immediate Consistency or Eventual Consistency selectable by user Raft Consensus Algorithm	Eventual Consistency based on Cassandra Immediate Consistency based on Cassandra	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	one or two-phase-commit; repeatable reads; read commited	no	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	yes	no
User concepts Access control	LDAP bind authentication	Role-based access control	simple password-based access control	Access rights for users, groups and roles according to SQL-standard
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More resources
	Atos Standard Common Repository	Hazelcast	KairosDB	OpenTenBase
Recent citations in the news	Infographic: What makes a Mobile Operator's setup future proof? 10 February 2024, Atos provided by Google News	Hazelcast Weaves Wider Logic Threads Through The Data Fabric 7 March 2024, Forbes Hazelcast appoints Anthony Griffin as Chief Architect - 11 June 2024, Enterprise Times Hazelcast 5.4 real time data processing platform boosts AI and consistency 17 April 2024, VentureBeat Hazelcast Achieves Record Year with Leading Brands Choosing Its Platform for Application Modernization, AI Initiatives 22 February 2024, Datanami Real-Time Data Platform Hazelcast Introduces New Chief Technology Officer Adrian Soars 7 November 2023, Finovate provided by Google News	Real-Time Performance and Health Monitoring Using Netdata 2 September 2019, CNX Software provided by Google News

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