DBMS > Atos Standard Common Repository vs. CockroachDB vs. Postgres-XL vs. Valentina Server

System Properties Comparison Atos Standard Common Repository vs. CockroachDB vs. Postgres-XL vs. Valentina Server

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	CockroachDB  Xexclude from comparison	Postgres-XL  Xexclude from comparison	Valentina Server  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	CockroachDB is a distributed database architected for modern cloud applications. It is wire compatible with PostgreSQL and backed by a Key-Value Store, which is either RocksDB or a purpose-built derivative, called Pebble.	Based on PostgreSQL enhanced with MPP and write-scale-out cluster features	Object-relational database and reports server
Primary database model	Document store Key-value store	Relational DBMS	Relational DBMS	Relational DBMS
Secondary database models			Document store Spatial DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 5.73 Rank #58   Overall #34   Relational DBMS	Score 0.53 Rank #254   Overall #117   Relational DBMS	Score 0.21 Rank #325   Overall #144   Relational DBMS
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	www.cockroachlabs.com	www.postgres-xl.org	www.valentina-db.net
Technical documentation		www.cockroachlabs.com/­docs	www.postgres-xl.org/­documentation	valentina-db.com/­docs/­dokuwiki/­v5/­doku.php
Developer	Atos Convergence Creators	Cockroach Labs		Paradigma Software
Initial release	2016	2015	2014 since 2012, originally named StormDB	1999
Current release	1703	24.1.0, May 2024	10 R1, October 2018	5.7.5
License Commercial or Open Source	commercial	Open Source Apache 2.0, commercial license available	Open Source Mozilla public license	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	Go	C
Server operating systems	Linux	Linux macOS Windows	Linux macOS	Linux OS X Windows
Data scheme	Schema and schema-less with LDAP views	dynamic schema	yes	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	no	yes XML type, but no XML query functionality
Secondary indexes	yes	yes	yes	yes
SQL Support of SQL	no	yes, wire compatible with PostgreSQL	yes distributed, parallel query execution	yes
APIs and other access methods	LDAP	JDBC	ADO.NET JDBC native C library ODBC streaming API for large objects	ODBC
Supported programming languages	All languages with LDAP bindings	C# C++ Clojure Go Java JavaScript (Node.js) PHP Python Ruby Rust	.Net C C++ Delphi Erlang Java JavaScript (Node.js) Perl PHP Python Tcl	.Net C C# C++ Objective-C PHP Ruby Visual Basic Visual Basic.NET
Server-side scripts Stored procedures	no	no	user defined functions	yes
Triggers	yes	no	yes	yes
Partitioning methods Methods for storing different data on different nodes	Sharding cell division	horizontal partitioning (by key range) all tables are translated to an ordered KV store and then broken down into 64MB ranges, which are then used as replicas in RAFT	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	yes	Multi-source replication using RAFT
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	Immediate Consistency	Immediate Consistency
Foreign keys Referential integrity	no	yes	yes	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	Atomic execution of specific operations	ACID	ACID MVCC
Concurrency Support for concurrent manipulation of data	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	no	no	yes
User concepts Access control	LDAP bind authentication	Role-based access control	fine grained access rights according to SQL-standard	fine grained access rights according to SQL-standard
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More resources
	Atos Standard Common Repository	CockroachDB	Postgres-XL	Valentina Server
Recent citations in the news		Cockroach Labs Deepens Partnership with Google Cloud, CockroachDB Selected to Join Google Distributed Cloud 9 April 2024, PR Newswire CockroachDB tempts legacy databases to crawl into the cloud age 29 January 2024, The Register How DoorDash Migrated from Aurora Postgres to CockroachDB 5 December 2023, The New Stack DoorDash Uses CockroachDB to Create Config Management Platform for Microservices 14 February 2024, InfoQ.com How to Unlock Real-Time Data Streams with CockroachDB and Amazon MSK | Amazon Web Services 6 November 2023, AWS Blog provided by Google News		A Look at Valentina — SitePoint 18 April 2014, SitePoint MySQL GUI Tools for Windows and Ubuntu/Linux: Top 8 free or open source 7 December 2018, H2S Media provided by Google News

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