DBMS > Atos Standard Common Repository vs. BigObject vs. H2 vs. SAP Advantage Database Server vs. VelocityDB

System Properties Comparison Atos Standard Common Repository vs. BigObject vs. H2 vs. SAP Advantage Database Server vs. VelocityDB

Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	BigObject  Xexclude from comparison	H2  Xexclude from comparison	SAP Advantage Database Server former name: Sybase ADS  Xexclude from comparison	VelocityDB  Xexclude from comparison
	This system has been discontinued and will be removed from the DB-Engines ranking.			SAP Advantage Database Server seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
Description	Highly scalable database system, designed for managing session and subscriber data in modern mobile communication networks	Analytic DBMS for real-time computations and queries	Full-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.	Low-cost RDBMS with access to ISAM and FoxPro data structures	A .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database model	Document store Key-value store	Relational DBMS a hierachical model (tree) can be imposed	Relational DBMS	Relational DBMS	Graph DBMS Object oriented DBMS
Secondary database models			Spatial DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 0.19 Rank #329   Overall #146   Relational DBMS	Score 8.33 Rank #46   Overall #30   Relational DBMS		Score 0.11 Rank #354   Overall #37   Graph DBMS #15   Object oriented DBMS
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	bigobject.io	www.h2database.com	www.sap.com/products/advantage-database-server.html	velocitydb.com
Technical documentation		docs.bigobject.io	www.h2database.com/­html/­main.html		velocitydb.com/­UserGuide
Developer	Atos Convergence Creators	BigObject, Inc.	Thomas Mueller	Sybase, SAP	VelocityDB Inc
Initial release	2016	2015	2005	1993	2011
Current release	1703		2.2.220, July 2023		7.x
License Commercial or Open Source	commercial	commercial free community edition available	Open Source dual-licence (Mozilla public license, Eclipse public license)	commercial	commercial
Cloud-based only Only available as a cloud service	no	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#
Server operating systems	Linux	Linux distributed as a docker-image OS X distributed as a docker-image (boot2docker) Windows distributed as a docker-image (boot2docker)	All OS with a Java VM	Linux Windows	Any that supports .NET
Data scheme	Schema and schema-less with LDAP views	yes	yes	yes	yes
Typing predefined data types such as float or date	optional	yes	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	no	no	no
Secondary indexes	yes	yes	yes	yes	yes
SQL Support of SQL	no	SQL-like DML and DDL statements	yes	yes	no
APIs and other access methods	LDAP	fluentd ODBC RESTful HTTP API	JDBC ODBC	.NET Client API ADO.NET JDBC ODBC OLE DB	.Net
Supported programming languages	All languages with LDAP bindings		Java	Delphi Perl PHP	.Net
Server-side scripts Stored procedures	no	Lua	Java Stored Procedures and User-Defined Functions	yes	no
Triggers	yes	no	yes	yes	Callbacks are triggered when data changes
Partitioning methods Methods for storing different data on different nodes	Sharding cell division	none	none	none	Sharding
Replication methods Methods for redundantly storing data on multiple nodes	yes	none	With clustering: 2 database servers on different computers operate on identical copies of a database	Multi-source replication CONFLICT Trigger to resolve replication conflicts Source-replica replication
MapReduce Offers an API for user-defined Map/Reduce methods		no	no	no	no
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency or Eventual Consistency depending on configuration	none	Immediate Consistency	Immediate Consistency	Immediate Consistency
Foreign keys Referential integrity	no	yes automatically between fact table and dimension tables	yes	yes	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	Atomic execution of specific operations	no	ACID	ACID	ACID
Concurrency Support for concurrent manipulation of data	yes	yes Read/write lock on objects (tables, trees)	yes, multi-version concurrency control (MVCC)	yes	yes
Durability Support for making data persistent	yes	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	yes	no caching of (temporary) tables can be configured	yes
User concepts Access control	LDAP bind authentication	no	fine grained access rights according to SQL-standard	fine grained access rights according to SQL-standard	Based on Windows Authentication
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More resources
	Atos Standard Common Repository	BigObject	H2	SAP Advantage Database Server former name: Sybase ADS	VelocityDB
Recent citations in the news				SAP Announces Q3 2023 Results: Asia Pacific and Japan View 19 October 2023, SAP News provided by Google News

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