DBMS > Atos Standard Common Repository vs. IBM Db2 Event Store vs. PostGIS vs. SiriDB

System Properties Comparison Atos Standard Common Repository vs. IBM Db2 Event Store vs. PostGIS vs. SiriDB

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	IBM Db2 Event Store  Xexclude from comparison	PostGIS  Xexclude from comparison	SiriDB  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 Event Store optimized for Internet of Things use cases	Spatial extension of PostgreSQL	Open Source Time Series DBMS
Primary database model	Document store Key-value store	Event Store Time Series DBMS	Spatial DBMS	Time Series DBMS
Secondary database models			Relational DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 0.27 Rank #309   Overall #2   Event Stores #28   Time Series DBMS	Score 21.72 Rank #29   Overall #1   Spatial DBMS	Score 0.07 Rank #378   Overall #42   Time Series DBMS
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	www.ibm.com/­products/­db2-event-store	postgis.net	siridb.com
Technical documentation		www.ibm.com/­docs/­en/­db2-event-store	postgis.net/­documentation	docs.siridb.com
Developer	Atos Convergence Creators	IBM		Cesbit
Initial release	2016	2017	2005	2017
Current release	1703	2.0	3.4.2, February 2024
License Commercial or Open Source	commercial	commercial free developer edition available	Open Source GPL v2.0	Open Source MIT 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	C and C++	C	C
Server operating systems	Linux	Linux Linux, macOS, Windows for the developer addition		Linux
Data scheme	Schema and schema-less with LDAP views	yes	yes	yes
Typing predefined data types such as float or date	optional	yes	yes	yes Numeric data
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	no
Secondary indexes	yes	no	yes	yes
SQL Support of SQL	no	yes through the embedded Spark runtime	yes	no
APIs and other access methods	LDAP	ADO.NET DB2 Connect JDBC ODBC RESTful HTTP API		HTTP API
Supported programming languages	All languages with LDAP bindings	C C# C++ Cobol Delphi Fortran Go Java JavaScript (Node.js) Perl PHP Python R Ruby Scala Visual Basic		C C++ Go Java JavaScript (Node.js) PHP Python R
Server-side scripts Stored procedures	no	yes	user defined functions	no
Triggers	yes	no	yes	no
Partitioning methods Methods for storing different data on different nodes	Sharding cell division	Sharding	yes based on PostgreSQL	Sharding
Replication methods Methods for redundantly storing data on multiple nodes	yes	Active-active shard replication	yes based on PostgreSQL	yes
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	Eventual Consistency	Immediate Consistency
Foreign keys Referential integrity	no	no	yes	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	Atomic execution of specific operations	no	ACID	no
Concurrency Support for concurrent manipulation of data	yes	No - written data is immutable	yes	yes
Durability Support for making data persistent	yes	Yes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storage	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	yes	yes	no	yes
User concepts Access control	LDAP bind authentication	fine grained access rights according to SQL-standard	yes based on PostgreSQL	simple rights management via user accounts
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More resources
	Atos Standard Common Repository	IBM Db2 Event Store	PostGIS	SiriDB
DB-Engines blog posts			Spatial database management systems 6 April 2021, Matthias Gelbmann show all
Recent citations in the news		Advancements in streaming data storage, real-time analysis and machine learning 25 July 2019, IBM How IBM Is Turning Db2 into an 'AI Database' 3 June 2019, Datanami Best cloud databases of 2022 4 October 2022, ITPro Why a robust data management strategy is essential today | IBM HDM 19 September 2019, Express Computer provided by Google News

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