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DBMS > NCache vs. RavenDB vs. VoltDB

System Properties Comparison NCache vs. RavenDB vs. VoltDB

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Editorial information provided by DB-Engines
NameNCache  Xexclude from comparisonRavenDB  Xexclude from comparisonVoltDB  Xexclude from comparison
DescriptionOpen source in-memory key-value storeOpen Source Operational and Transactional Enterprise NoSQL Document DatabaseDistributed In-Memory NewSQL RDBMS infoUsed for OLTP applications with a high frequency of relatively simple transactions, that can hold all their data in memory
Primary database modelKey-value storeDocument storeRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.91
Rank#159  Overall
#27  Key-value stores
Score3.51
Rank#77  Overall
#14  Document stores
Score1.55
Rank#126  Overall
#62  Relational DBMS
Websitewww.alachisoft.com/­ncacheravendb.netwww.voltdb.com
Technical documentationwww.alachisoft.com/­resources/­docsravendb.net/­docsdocs.voltdb.com
DeveloperAlachisoftHibernating RhinosVoltDB Inc.
Initial release200420102010
Current release5.0, May 20194.2, May 20199.0, April 2019
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoAGPL version 3, commercial license availableOpen Source infoAGPL for Community Edition, commercial license for Enterprise, AWS, and Pro Editions
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
RavenDB Cloud: Deploy a multi-node managed cluster in minutes. 10% discount for all users throughout 2019.
Implementation languageC#, C++, .NETC#Java, C++
Server operating systemsWindowsLinux
macOS
Raspberry Pi
Windows
Linux
OS X infofor development
Data schemeschema-freeschema-freeyes
Typing infopredefined data types such as float or datenoyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.no
Secondary indexesyesyesyes
SQL infoSupport of SQLSQL-like query syntax (OQL) for searching the cacheSQL-like query language (RQL)yes infoonly a subset of SQL 99
APIs and other access methodsLINQ
Proprietary protocol
.NET Client API
Java Client API
Python Client API
RESTful HTTP API
Java API
JDBC
RESTful HTTP/JSON API
Supported programming languages.Net
C#
Java
Visual Basic.NET
.Net
C#
Go
Java
JavaScript (Node.js)
Python
Ruby
C#
C++
Erlang infonot officially supported
Go
Java
JavaScript infoNode.js
PHP
Python
Server-side scripts infoStored proceduresno infosupport for stored procedures with SQL-Server CLRyesJava
Triggersyes infoNotificationsyesno
Partitioning methods infoMethods for storing different data on different nodesyesShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes, with selectable consistency levelMulti-master replicationMaster-master replication
Master-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyes infoMapReduce functions can be defined in Linqno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency
Eventual Consistency
Foreign keys infoReferential integritynonono infoFOREIGN KEY constraints are not supported
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataoptimistic lockingACID, Cluster-wide transaction availableACID infoTransactions are executed single-threaded within stored procedures
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoData access is serialized by the server
Durability infoSupport for making data persistentyesyesyes infoSnapshots and command logging
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlauthentification to access the cache via Active Directory/LDAP (possible roles: user, administrator)Access control on document level using the Authorization BundleUsers and roles with access to stored procedures
More information provided by the system vendor
NCacheRavenDBVoltDB
Specific characteristicsNCache has been the market leader in .NET Distributed Caching for the last 13 years....
» more
RavenDB is the pioneer NoSQL Document Database that is fully transactional (ACID)...
» more
Competitive advantagesNcache is 100% .NET with ASP.NET Session State storage, ASP.NET View State Caching,...
» more
RavenDB is easy to setup and secure. You can do it in a matter of minutes . Easy...
» more
Typical application scenariosNCache enables industries and users including users doing: Fraud Detection, Retail...
» more
IoT for Edge Deployments Fraud Detection Recommendation Engines Product Catalogs...
» more
Key customersBank of America, Citi, Natures Way, Charter Spectrum, Barclays, Henry Schein, GBM,...
» more
Toyota, Capgemini, Vodafone, Medicaid, Asos, Nomura, RMS Automotive, MSNBC, Pluralsight,...
» more
Market metricsMarket Leader in .NET Distributed Caching for the last 13 years.
» more
2 million+ downloads 1000+ customers including Fortune 500 large enterprises
» more
Licensing and pricing modelsThe NCache Enterprise licensing model is according to the number of nodes and shards...
» more
RavenDB is available on-premise and in the cloud. RavenDB Cloud is available on AWS...
» more
News

Synchronize your Cache with SQL Server in NCache
13 November 2019

Implementing a Persistent Cache with NCache
31 October 2019

Scaling Real-Time ASP.NET Core SignalR Apps
23 October 2019

Scaling .NET Microservices Communications with In-Memory Pub/Sub
17 October 2019

Using SQL Queries with Distributed Cache
4 October 2019

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
NCacheRavenDBVoltDB
Recent citations in the news

How to use NCache in ASP.Net Core
25 February 2019, InfoWorld

NCache Distributed Cache for .NET Gets Open Sourced
28 January 2015, Visual Studio Magazine

In-Memory Key-Value Databases: NCache (Initial Evaluation)
31 October 2018, GameDev.net

NCache: A Distributed Cache for the .NET Platform Available Today
11 June 2008, InfoQ.com

Basic NCache is Now Open Source
10 March 2015, InfoQ.com

provided by Google News

Review: NoSQL database RavenDB
20 March 2019, TechGenix

Assured Huge Growth by Global Document Databases Software Market (2020-2029) - MongoDB, Amazon, ArangoDB
5 December 2019, 5Gigs News

RavenDB Adds Graph Queries
15 May 2019, Datanami

RavenDB vs MongoDB Database for Modern Apps
28 August 2019, Communal News

RavenDB Cloud automates database management
3 July 2019, TechTarget

provided by Google News

In-Memory Database Market ||Oracle Corporation, Teradata Corporation, VoltDB Inc., Microsoft Corporation, Software AG
15 November 2019, The Industry Press Releases

VoltDB Secures $10 Million in Series C Funding to Meet Demand for 5G Data Requirements
23 October 2019, PRNewswire

Global In-Memory Database Market 2025 CAGR Status by Players: Oracle Corporation, Teradata Corporation, VoltDB Inc.
27 November 2019, Industry News Hour

What Are the Driving Growth of In-Memory Database Market By Top Key Players Oracle Corporation, Teradata Corporation, VoltDB Inc., Microsoft Corporation, Software AG, IBM Corporation, Amazon Web Services
22 November 2019, Market Report Gazette

VoltDB Raises $10M in Series C Funding
23 October 2019, FinSMEs

provided by Google News

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