DBMS > Atos Standard Common Repository vs. Cachelot.io vs. Teradata vs. VelocityDB

System Properties Comparison Atos Standard Common Repository vs. Cachelot.io vs. Teradata vs. VelocityDB

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	Cachelot.io  Xexclude from comparison	Teradata  Xexclude from comparison	VelocityDB  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	In-memory caching system	A hybrid cloud data analytics software platform (Teradata Vantage)	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	Key-value store	Relational DBMS	Graph DBMS Object oriented DBMS
Secondary database models			Document store Graph DBMS Spatial DBMS Time Series DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 0.04 Rank #388   Overall #62   Key-value stores	Score 44.87 Rank #22   Overall #15   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	cachelot.io	www.teradata.com	velocitydb.com
Technical documentation			docs.teradata.com	velocitydb.com/­UserGuide
Developer	Atos Convergence Creators		Teradata	VelocityDB Inc
Initial release	2016	2015	1984	2011
Current release	1703		Teradata Vantage 1.0 MU2, January 2019	7.x
License Commercial or Open Source	commercial	Open Source Simplified BSD License	commercial	commercial
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++		C#
Server operating systems	Linux	FreeBSD Linux OS X	hosted Linux	Any that supports .NET
Data scheme	Schema and schema-less with LDAP views	schema-free	yes	yes
Typing predefined data types such as float or date	optional	no	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	yes	no
Secondary indexes	yes	no	yes Join-index to prejoin tables, aggregate index, sparse index, hash index	yes
SQL Support of SQL	no	no	yes SQL 2016 + extensions	no
APIs and other access methods	LDAP	Memcached protocol	.NET Client API HTTP REST JDBC JMS Adapter ODBC OLE DB	.Net
Supported programming languages	All languages with LDAP bindings	.Net C C++ ColdFusion Erlang Java Lisp Lua OCaml OCaml Perl PHP Python Ruby	C C++ Cobol Java (JDBC-ODBC) Perl PL/1 Python R Ruby	.Net
Server-side scripts Stored procedures	no	no	yes UDFs, stored procedures, table functions in parallel	no
Triggers	yes	no	yes	Callbacks are triggered when data changes
Partitioning methods Methods for storing different data on different nodes	Sharding cell division	none	Sharding Hashing	Sharding
Replication methods Methods for redundantly storing data on multiple nodes	yes	none	Multi-source replication Source-replica replication
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	none	Immediate 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	ACID
Concurrency Support for concurrent manipulation of data	yes	yes	yes	yes
Durability Support for making data persistent	yes	no	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	yes	no	yes	yes
User concepts Access control	LDAP bind authentication	no	fine grained access rights according to SQL-standard	Based on Windows Authentication
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More resources
	Atos Standard Common Repository	Cachelot.io	Teradata	VelocityDB
DB-Engines blog posts			Teradata is the most popular data warehouse DBMS 2 April 2013, Paul Andlinger show all
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