DBMS > Atos Standard Common Repository vs. BaseX vs. EventStoreDB vs. IBM Db2 Event Store

System Properties Comparison Atos Standard Common Repository vs. BaseX vs. EventStoreDB vs. IBM Db2 Event Store

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	BaseX  Xexclude from comparison	EventStoreDB  Xexclude from comparison	IBM Db2 Event Store  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	Light-weight Native XML DBMS with support for XQuery 3.0 and interactive GUI.	Industrial-strength, open-source database solution built from the ground up for event sourcing.	Distributed Event Store optimized for Internet of Things use cases
Primary database model	Document store Key-value store	Native XML DBMS	Event Store	Event Store Time Series DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 1.84 Rank #135   Overall #4   Native XML DBMS	Score 1.19 Rank #173   Overall #1   Event Stores	Score 0.27 Rank #309   Overall #2   Event Stores #28   Time Series DBMS
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	basex.org	www.eventstore.com	www.ibm.com/­products/­db2-event-store
Technical documentation		docs.basex.org	developers.eventstore.com	www.ibm.com/­docs/­en/­db2-event-store
Developer	Atos Convergence Creators	BaseX GmbH	Event Store Limited	IBM
Initial release	2016	2007	2012	2017
Current release	1703	11.0, June 2024	21.2, February 2021	2.0
License Commercial or Open Source	commercial	Open Source BSD license	Open Source	commercial free developer edition available
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		C and C++
Server operating systems	Linux	Linux OS X Windows	Linux Windows	Linux Linux, macOS, Windows for the developer addition
Data scheme	Schema and schema-less with LDAP views	schema-free		yes
Typing predefined data types such as float or date	optional	no XQuery supports types		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
Secondary indexes	yes	yes		no
SQL Support of SQL	no	no		yes through the embedded Spark runtime
APIs and other access methods	LDAP	Java API RESTful HTTP API RESTXQ WebDAV XML:DB XQJ		ADO.NET DB2 Connect JDBC ODBC RESTful HTTP API
Supported programming languages	All languages with LDAP bindings	Actionscript C C# Haskell Java JavaScript Node.js Lisp Perl PHP Python Qt Rebol Ruby Scala Visual Basic		C C# C++ Cobol Delphi Fortran Go Java JavaScript (Node.js) Perl PHP Python R Ruby Scala Visual Basic
Server-side scripts Stored procedures	no	yes		yes
Triggers	yes	yes via events		no
Partitioning methods Methods for storing different data on different nodes	Sharding cell division	none		Sharding
Replication methods Methods for redundantly storing data on multiple nodes	yes	none		Active-active shard replication
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			Eventual Consistency
Foreign keys Referential integrity	no	no		no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	Atomic execution of specific operations	multiple readers, single writer		no
Concurrency Support for concurrent manipulation of data	yes	yes		No - written data is immutable
Durability Support for making data persistent	yes	yes		Yes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storage
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	LDAP bind authentication	Users with fine-grained authorization concept on 4 levels		fine grained access rights according to SQL-standard
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More resources
	Atos Standard Common Repository	BaseX	EventStoreDB	IBM Db2 Event Store
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