DBMS > Atos Standard Common Repository vs. Dragonfly vs. Sadas Engine vs. Valentina Server

System Properties Comparison Atos Standard Common Repository vs. Dragonfly vs. Sadas Engine vs. Valentina Server

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	Dragonfly  Xexclude from comparison	Sadas Engine  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	A drop-in Redis replacement that scales vertically to support millions of operations per second and terabyte sized workloads, all on a single instance	SADAS Engine is a columnar DBMS specifically designed for high performance in data warehouse environments	Object-relational database and reports server
Primary database model	Document store Key-value store	Key-value store	Relational DBMS	Relational DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 0.49 Rank #261   Overall #38   Key-value stores	Score 0.07 Rank #373   Overall #157   Relational DBMS	Score 0.21 Rank #325   Overall #144   Relational DBMS
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	github.com/­dragonflydb/­dragonfly www.dragonflydb.io	www.sadasengine.com	www.valentina-db.net
Technical documentation		www.dragonflydb.io/­docs	www.sadasengine.com/­en/­sadas-engine-download-free-trial-and-documentation/­#documentation	valentina-db.com/­docs/­dokuwiki/­v5/­doku.php
Developer	Atos Convergence Creators	DragonflyDB team and community contributors	SADAS s.r.l.	Paradigma Software
Initial release	2016	2023	2006	1999
Current release	1703	1.0, March 2023	8.0	5.7.5
License Commercial or Open Source	commercial	Open Source BSL 1.1	commercial free trial version available	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	Linux	AIX Linux Windows	Linux OS X Windows
Data scheme	Schema and schema-less with LDAP views	scheme-free	yes	yes
Typing predefined data types such as float or date	optional	strings, hashes, lists, sets, sorted sets, bit arrays	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
Secondary indexes	yes	no	yes	yes
SQL Support of SQL	no	no	yes	yes
APIs and other access methods	LDAP	Proprietary protocol RESP - REdis Serialization Protocol	JDBC ODBC Proprietary protocol	ODBC
Supported programming languages	All languages with LDAP bindings	C C# C++ Clojure D Dart Elixir Erlang Go Haskell Java JavaScript (Node.js) Lisp Lua Objective-C Perl PHP Python R Ruby Rust Scala Swift Tcl	.Net C C# C++ Groovy Java PHP Python	.Net C C# C++ Objective-C PHP Ruby Visual Basic Visual Basic.NET
Server-side scripts Stored procedures	no	Lua	no	yes
Triggers	yes	publish/subscribe channels provide some trigger functionality	no	yes
Partitioning methods Methods for storing different data on different nodes	Sharding cell division		horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	yes	Source-replica replication	none
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	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	Atomic execution of specific operations	Atomic execution of command blocks and scripts
Concurrency Support for concurrent manipulation of data	yes	yes, strict serializability by the server	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	yes	yes managed by 'Learn by Usage'	yes
User concepts Access control	LDAP bind authentication	Password-based authentication	Access rights for users, groups and roles according to SQL-standard	fine grained access rights according to SQL-standard
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More resources
	Atos Standard Common Repository	Dragonfly	Sadas Engine	Valentina Server
Recent citations in the news	Infographic: What makes a Mobile Operator's setup future proof? 10 February 2024, Atos provided by Google News	DragonflyDB Announces $21m in New Funding and General Availability 21 March 2023, Business Wire DragonflyDB reels in $21M for its speedy in-memory database 21 March 2023, SiliconANGLE News DragonflyDB Raises $21M in Funding 21 March 2023, FinSMEs Dragonfly 1.0 Released For What Claims To Be The World's Fastest In-Memory Data Store 20 March 2023, Phoronix Intel Linux Kernel Optimizations Show Huge Benefit For High Core Count Servers 29 March 2023, Phoronix 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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