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DBMS > DataChemist vs. VoltDB

System Properties Comparison DataChemist vs. VoltDB

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Editorial information provided by DB-Engines
NameDataChemist  Xexclude from comparisonVoltDB  Xexclude from comparison
DescriptionScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationshipsDistributed 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 modelGraph DBMSRelational DBMS
Secondary database modelsRDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.07
Rank#305  Overall
#31  Graph DBMS
Score2.48
Rank#109  Overall
#55  Relational DBMS
Websitewww.datachemist.comwww.voltdb.com
Technical documentationwww.datachemist.com/­images/­uploads/­general/­Evolving_MeaningfulValuefromEnterpriseData.pdfdocs.voltdb.com
DeveloperDataChemist Ltd.VoltDB Inc.
Initial release20182010
Current release1.0, 20189.0, April 2019
License infoCommercial or Open SourcecommercialOpen Source infoAGPL for Community Edition, commercial license for Enterprise, AWS, and Pro Editions
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languagePrologJava, C++
Server operating systemsLinuxLinux
OS X infofor development
Data schemeyesyes
Typing infopredefined data types such as float or dateyesyes
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 indexesyes
SQL infoSupport of SQLSQL-like query language (WOQL)yes infoonly a subset of SQL 99
APIs and other access methodsOWL
RESTful HTTP API
WOQL (DataChemist Query Language)
Java API
RESTful HTTP/JSON API
JDBC
Supported programming languagesJavaScript
Python
C#
C++
Erlang infonot officially supported
Go
Java
JavaScript infoNode.js
PHP
Python
Server-side scripts infoStored proceduresyesJava
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodesGraph PartitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesJournaling StreamsMaster-master replication
Master-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Foreign keys infoReferential integrityyesno infoFOREIGN KEY constraints are not supported
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infoTransactions are executed single-threaded within stored procedures
Concurrency infoSupport for concurrent manipulation of datayesyes infoData access is serialized by the server
Durability infoSupport for making data persistentyes infoin-memory journalingyes infoSnapshots and command logging
User concepts infoAccess controlRole-based access controlUsers and roles with access to stored procedures

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More resources
DataChemistVoltDB
Recent citations in the news

DataChemist wants to make sense of big-picture intelligence in the data analytics 'arms race'
7 March 2019, Fora.ie

Dublin start-up chosen to work on global peace initiative
7 January 2019, The Irish Times

'If data is the new oil, DataChemist is the refinery'
27 August 2018, RTÉ News

Tánaiste Simon Coveney Launches DataChemist, Trinity College Dublin Technology Spin-out
28 August 2018, Irish Tech News

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provided by Google News

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