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VoltDB System Properties

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Editorial information provided by DB-Engines
DescriptionDistributed In-Memory NewSQL RDBMS Used for OLTP applications with a high frequency of relatively simple transactions, that can hold all their data in memory
Database modelRelational DBMS
DB-Engines Ranking measures the popularity of database management systems
Trend Chart
Rank#102  Overall
#49  Relational DBMS
Technical documentationdocs.voltdb.com
DeveloperVoltDB Inc.
Initial release2010
Current release7.0, January 2017
License Commercial or Open SourceOpen Source GPL version 3 for Community Edition, commercial license for Enterprise Edition
Cloud-based Only available as a cloud serviceno
Implementation languageJava, C++
Server operating systemsLinux
OS X for development
Data schemeyes
Typing predefined data types such as float or dateyes
Secondary indexesyes
SQL Support of (almost full) SQL standard (DML, DDL and DCL statements)yes only a subset of SQL 99
APIs and other access methodsJava API
Supported programming languagesC#
Erlang not officially supported
JavaScript Node.js
Server-side scripts Stored proceduresJava
Partitioning methods Methods for storing different data on different nodesSharding
Replication methods Methods for redundantly storing data on multiple nodesMaster-master replication
Master-slave replication
MapReduce Offers an API for user-defined Map/Reduce methodsno
Foreign keys Referential integrityno FOREIGN KEY constraints are not supported
Transaction concepts Support to ensure data integrity after non-atomic manipulations of dataACID Transactions are executed single-threaded within stored procedures
Concurrency Support for concurrent manipulation of datayes Data access is serialized by the server
Durability Support for making data persistentyes Snapshots and command logging
User concepts Access controlUsers and roles with access to stored procedures
More information provided by the system vendor
Specific characteristics

VoltDB is an in-memory, distributed, operational, transactional RDBMS. Scale out on commodity hardware, on-premises or in the cloud. Extremely fast data ingest and very low latency transactions, VoltDB allows companies to run applications that Ingest, Analyze, and Act on lots of fast moving data very quickly. Best classified as a NewSQL solution, it represents the next-generation of RDBMSs. It is available both as open source (GitHub) or under commercial license . Can be used  through Amazon's AWS Marketplace or on any other cloud provider (bring your own license) or on-premises with a license from VoltDB.

Competitive advantages

VoltDB offers reliably consistent low millisecond response times while supporting millions of transactions per second with immediate consistency and full/strict ACID compliance. It offers the speed and scalability of NoSQL but with all the advantages of a SQL database.

Typical application scenarios

Used primarily in telco (authorization/authentication, charging, network optimization, OSS/BSS, NFV), financial services/fintech (SLA management, trade regulatory compliance, fraud detection and action), gaming (real-time A/B testing, user profile managment, hyper personalization), Adtech (ad auction processing, sessionization, accurate real-time billing), and IoT (smart meter management, predictive maintenance command/control) or any other application where there is a need or a desire for very low (milliseconds) latency, high throughput and 100% accurate data that is never lost.

Key customers

Telco (Openet, HPE, Nokia, many carriers), Financial Services (Huawei FusionInsights, Barclays), Gaming (King, Peak Games), AdTech (Emagine, TripleLift), IoT (CGI/Logica, Mitsubishi, Nimble Storage)

Market metrics

Customers in various industries both in US and Internationally, particulary in EMEA and AsiaPac.  Billions of transactions per day are executed through VoltDB databases. For example, many cell phone calls across the globe are authorized/authenticated through VoltDB. 

Licensing and pricing models

Community Edition is Open source (GPLv3 license). VoltDB AWS, VoltDB Pro, and VoltDB Enterprise Editions are commercial license. Pricing can be utility pricing (AWS), user based or subscription. Contact VoltDB for further details.

3rd party products and services

We invite representatives of 3rd party vendors to contact us for presenting information about their offerings here.

More resources
Recent citations in the news

TripleLift Delivers Advanced Programmatic Real-Time Advertising with VoltDB
22 March 2017, Yahoo Finance

TripleLift to Build Super-Smart Programmatic Real-Time Bidding Platform with VoltDB
23 March 2017, MarTech Series (press release) (blog)

VoltDB Named a Strong Performer in In-Memory Database Platforms Market by Independent Research Firm
1 March 2017, PR Newswire (press release)

VoltDB to Showcase Business Impact of Fast Data at Strata + Hadoop World
8 March 2017, Satellite PR News (press release)

VoltDB Releases Confluent Certified Connector for Apache Kafkaâ„¢
30 November 2016, PR Newswire (press release)

provided by Google News

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