DBMS > Percona Server for MongoDB vs. STSdb vs. Valentina Server vs. VelocityDB

System Properties Comparison Percona Server for MongoDB vs. STSdb vs. Valentina Server vs. VelocityDB

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Editorial information provided by DB-Engines
Name	Percona Server for MongoDB  Xexclude from comparison	STSdb  Xexclude from comparison	Valentina Server  Xexclude from comparison	VelocityDB  Xexclude from comparison
Description	A drop-in replacement for MongoDB Community Edition with enterprise-grade features.	Key-Value Store with special method for indexing optimized for high performance using a special indexing method	Object-relational database and reports server	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	Graph DBMS Object oriented DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.60 Rank #246   Overall #39   Document stores	Score 0.10 Rank #357   Overall #51   Key-value stores	Score 0.21 Rank #325   Overall #144   Relational DBMS	Score 0.11 Rank #354   Overall #37   Graph DBMS #16   Object oriented DBMS
Website	www.percona.com/­mongodb/­software/­percona-server-for-mongodb	github.com/­STSSoft/­STSdb4	www.valentina-db.net	velocitydb.com
Technical documentation	docs.percona.com/­percona-distribution-for-mongodb		valentina-db.com/­docs/­dokuwiki/­v5/­doku.php	velocitydb.com/­UserGuide
Developer	Percona	STS Soft SC	Paradigma Software	VelocityDB Inc
Initial release	2015	2011	1999	2011
Current release	3.4.10-2.10, November 2017	4.0.8, September 2015	5.7.5	7.x
License Commercial or Open Source	Open Source GPL Version 2	Open Source GPLv2, commercial license available	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	C++	C#		C#
Server operating systems	Linux	Windows	Linux OS X Windows	Any that supports .NET
Data scheme	schema-free	yes	yes	yes
Typing predefined data types such as float or date	yes	yes primitive types and user defined types (classes)	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.	no			no
Secondary indexes	yes	no	yes	yes
SQL Support of SQL	no	no	yes	no
APIs and other access methods	proprietary protocol using JSON	.NET Client API	ODBC	.Net
Supported programming languages	Actionscript C C# C++ Clojure ColdFusion D Dart Delphi Erlang Go Groovy Haskell Java JavaScript Lisp Lua MatLab Perl PHP PowerShell Prolog Python R Ruby Scala Smalltalk	C# Java	.Net C C# C++ Objective-C PHP Ruby Visual Basic Visual Basic.NET	.Net
Server-side scripts Stored procedures	JavaScript	no	yes	no
Triggers	no	no	yes	Callbacks are triggered when data changes
Partitioning methods Methods for storing different data on different nodes	Sharding	none		Sharding
Replication methods Methods for redundantly storing data on multiple nodes	Source-replica replication	none
MapReduce Offers an API for user-defined Map/Reduce methods	yes	no	no	no
Consistency concepts Methods to ensure consistency in a distributed system	Eventual Consistency 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	no	no		ACID
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 via In-Memory Engine		yes	yes
User concepts Access control	Access rights for users and roles	no	fine grained access rights according to SQL-standard	Based on Windows Authentication
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More resources
	Percona Server for MongoDB	STSdb	Valentina Server	VelocityDB
Recent citations in the news	MongoDB Performance Tuning 23 May 2024, Database Trends and Applications Why Isn't the World Upgrading Its Databases? 25 March 2024, The New Stack FerretDB goes GA: Gives you MongoDB, without the MongoDB... 15 May 2023, The Stack The essential guide to MongoDB security 2 February 2017, InfoWorld Open-source developers under corporate pressure to adopt less-permissive licenses, Percona CEO says 13 May 2021, The Register 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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